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UPMC-Affiliated Physicians and Researchers Present at the 2018 Pediatric Academic Societies Annual Meeting

May 2, 2018

The Pediatric Academic Societies (PAS) will host the 2018 Annual Meeting in Toronto from May 5 to 8. UPMC and the University of Pittsburgh will be well-represented in poster presentations, panels, case studies, awards, and educational discussions. Some of these presentations include:

 

Saturday, May 5

 

Alejandro Hoberman

Diagnosing and Treating UTI in 2018

8 – 10 a.m.

Convention Ctr 205 A-D

 

Ashley Keilman

Co-Authors: A.E. Keilman, N. Zuckerbraun, M. Vitale, J. O'Donnell

Advancing simulation facilitation and debriefing through strategic curricular integration

1:15 – 2:30 p.m.

Convention Ctr Exhibit Hall DE

 

Christopher Horvat

Co-Authors: C.M. Horvat, A. Au, R. Aneja, P. Kochanek, R. Clark, H.M. Ismail, L.R. Garibaldi, N. Siripong, S. Kantawala, D. Hupp

Presenting Predictors and Temporal Trends of Treatment-Related Outcomes in Diabetic Ketoacidosis

1:15 – 2:30 p.m.

Convention Ctr Exhibit Hall DE

 

Gina Sequiera

Co-Authors: G. Sequiera, S. Dewar, J. Wolford

Transgender Health Training for Pediatric Residents- A Pilot Study

1:15 – 2:30 p.m.

Convention Ctr Exhibit Hall DE

 

Lori-Anne Laing

Co-Authors: L. Laing, A. Khalid, F. Olabopo, K. Rajakumar, D. Musa, C.G. Moore

Relationship between Parental Trust and Adherence in Pediatric Clinical Trials

1:15 – 2:30 p.m.

Convention Ctr Exhibit Hall DE

 

Maren Lunoe

Co-Authors: M.M. Lunoe, A. Drendel, K. Lawrence, E. Kittell

A Randomized Clinical Trail of Pre-Procedural Preparation by a Child Life Specialist for children undergoing laceration repair

1:15 – 2:30 p.m.

Convention Ctr Exhibit Hall DE

 

Sriram Ramgopal

S. Ramgopal, J. Elmer, J. Escajeda, C. Martin-Gill

Differences in prehospital patient assessments for pediatric versus adult patients

1:15 – 2:30 p.m.

Convention Ctr Exhibit Hall DE

 

Sriram Ramgopal

S. Ramgopal, L.B. Brungo, M. Bykowski, R. Pitetti, R.W. Hicke

Dog bites reported to a US county: a multi-year study comparing age, body part, and breed in pediatric and adult dog bites

1:15 – 2:30 p.m.

Convention Ctr Exhibit Hall DE

 

Thomas Hagerman

Co-Authors: T.K. Hagerman, A.J. Houtrow,  A. Carle, A.D. Stover

Characterization of the Emotional and Physical Health of Mothers of Children with Special Health Care Needs in The United States

1:15 – 2:30 p.m.

Convention Ctr Exhibit Hall DE

 

Kumaravel Rajakumar

Co-Authors: K. Rajakumar, Q. Yan, A. Khalid, D. Lewis, E. Feingold, F. Demirci, M. Kamboh, C.G. Moore

Gene expression profiles as related to body mass index and cardiometabolic phenotypes in vitamin D-deficient overweight and obese black children

2:45 – 4:45 p.m.

Convention Ctr 606

 

Kumaravel Rajakumar

Co-Authors: A.N. Vallejo, A. Khalid, L. Lee, P. Griffin, J. Michel, K. Rajakumar, C.G. Moore

Relationships between immune humoral and cellular factors, adiposity indices, and vascular health measures in overweight and obese children

2:45 – 4:45 p.m.

Convention Ctr 606

 

Carlton Bates

Career development and promotions: how do I get there from here?

5 – 6:30 p.m.

Convention Ctr 501 AB

 

Amy Houtrow

Co-Authors: A.J. Houtrow, J. Perrin, A. Carle, R.E. Stein

Children on SSI have more health problems and needs than other CSHCN on Medicaid

5 – 7 p.m.

Convention Ctr 205 A-D

 

Sunday, May 6

 

Jon Watchko

Neonatal Jaundice: When to Worry?  "Key Elements of the AAP Clinical Practice Guidelines for Management of Hyperbilirubinemia in the Newborn Infant"
6:15 – 7:45 a.m.

Intercontinental Ballroom B

 

Beverly Brozanski

How to reduce CLABSI’s in the NICU

8 – 10 a.m.

Convention Ctr 103

 

Karena Lawrence

Co-Authors: K.G. Lawrence, J.R. Marin, J. Kiger, M. Riley

HOCUS POCUS— Hands-On Curriculum Using Simulation for Point-of-Care Ultrasound to Reduce NICU Radiation Exposure and Procedure Duration

8 – 10 a.m.

Convention Ctr 718 AB

 

Sylvia Choi

Co-Authors: S. Dewar, L. Walker
Use of an Experiential Communications Course with Role Play to Prepare Residents to Address Prejudice in the Workplace
8 – 11 a.m.
Convention Ctr 715A

Kishore Vellody

Co-Authors: Kishore Vellody and Tony Tarchichi
Podcasting for clinicians and medical educators: A hands-on training
8 – 11 a.m.
Convention Ctr Rm 703

Kristin Ray

Co-Authors: K. Ray, Z. Shi, S. Poon, A. Mehrotra, L. Uscher-Pines

How Do Pediatric Patients Use Direct-To-Consumer Telemedicine?

10:30 a.m. – 12:30 p.m.

Convention Ctr 803 A

 

Srinivasan Suresh

Co-Authors: S. Suresh, A. Buchert, G. Butler

Improving adherence to care pathways: Role of NLP-based clinical decision support

10:30 a.m. – 12:30 p.m.

Convention Ctr 803 A

 

Alison Culyba

Co-Authors: A.J. Culyba, K.A. Jones, T. Paglisotti, E. Miller, K.Z. Abebe, S.M. Albert

Future Orientation and Violence Perpetration Among Male Youth in Low Resource Neighborhoods

10:45 – 11 a.m.

Convention Ctr 201 A-D

 

Megan Culler Freeman

Co-Authors: M.C. Freeman, A. Sinder, W.M. Gray, D.J. Keljo, S.C. Kim

Vaccine Responses in Pediatric Patients Newly Diagnosed with Inflammatory Bowel Diseases

1 – 3 p.m.; Presenting 2 – 2:15 p.m.

Convention Ctr 802 B

 

Kristin Ray

Co-Authors: K. Ray, Z. Shi, S. Poon, A. Mehrotra

Trends in Visits to Primary Care Physicians by Children, 2008-2015

1 – 3 p.m.

Convention Ctr 701 A

 

Radhika Muzumdar

Co-Authors: K. Su, R. Jiang, E. Goetzman, H. Dong, R. Muzumdar

Ablation of AIM2, an innate immunity protein, induces brown adipose tissue dysfunction and obesity in mice

1 – 3 p.m.

Convention Ctr 103

 

Stacey Engster

Co-Authors: S. Engster, B. Molina, D.L. Bogen

Adolescent and Parent Healthcare Experiences and Preferences Differ Regarding Controlled Prescription Medications

5:45 – 7:45 p.m.

Convention Ctr Exhibit Hall DE

 

Stacey Engster

Co-Authors: S. Engster, E. Reis, A. Schlesinger

Pediatric Primary Care Provider Perceptions and Practices of SBIRT

5:45 – 7:30 p.m.

Convention Ctr Exhibit Hall DE

 

Rida Javaid

Co-Authors: C. March, R. Javaid, P. Viswanathan

An unusual presentation of metabolic cardiomyopathy in a toddler

5:45 – 7:30 p.m.

Convention Ctr Exhibit Hall DE

 

Rida Javaid

Co-Authors: R. Javaid, C. March, C. Crana, M.L. Moritz, U. Lichter-Konecki, P. Viswanathan

Autosomal dominant pseudohypoaldosteronism Type 1

5:45 – 7:30 p.m.

Convention Ctr Exhibit Hall DE

 

Amr Morsi

Co-Authors: A. Morsi, E. Cordell, N. Gurtunca

Androgen-secreting ovarian fibroma in an 11-year-old female with history of Desmoplastic Medulloblastoma (DMB).

5:45 – 7:30 p.m.

Convention Ctr Exhibit Hall DE

 

Agnieszka Swiatecka-Urban

Co-Authors: A. Swiatecka-Urban, E. Espiritu, N.A. Hukriede, K. Yan

Human Nephrin Y1139RSL Motif is Essential for the Glomerular Slit Diaphragm Formation and Helps to Maintain Physiologic Podocyte Motility

5:45 – 7:30 p.m.

Convention Ctr Exhibit Hall DE

 

Monday, May 7

 

Caitlin Peterson

Co-Authors: C. Peterson, N. Shaikh, V. Rajakumar

Cost-utility of Renal and Bladder Imaging After a First Febrile Urinary Tract Infection in Children

8 – 10 a.m.

Convention Ctr 803 A

 

Srinivasan Suresh

Co-Authors: S. Suresh, G. Butler, A. Urbach, F. Tsui

Readmission Risk Predictor at point-of-discharge: Validation of a Machine Learning Based Tool

8 – 10 a.m.

Convention Ctr 803 A

 

Thomas Hagerman

Co-Authors: T.K. Hagerman, A.J. Houtrow

High Rates of Adverse Childhood Experiences in Children with Special Health Care Needs

10:30 a.m. – 12:30 p.m.

Convention Ctr 201 E-F

 

Melissa Vitale

Co-Authors: Y. Patel, N. Zuckerbraun, M. Vitale

The Use of Non-mydriatic Ocular Fundus Photography (NMOFP) to Evaluate Patients with Headache in the Pediatric Emergency Department (PED)

10:30 a.m. – 12:30 p.m.

Convention Ctr 201 A-D

 

Debra Bogen

Clinical diagnosis of "Breast milk jaundice"

12 – 1 p.m.

Convention Ctr 701 B

 

Kathleen Schwabenbauer

Co-Authors: K. Schwabenbauer, C. Bates, Y. Ikeda, C. Schaefer, D. Bushnell, A.J. Kanai

Role of β-catenin in bladder mesenchyme development and function

1 – 3 p.m.

Convention Ctr 205 A-D

 

Agnieszka Swiatecka-Urban

Co-Authors: J.E. Winschel, A. Swiatecka-Urban, C. Greene

microRNA(miR)-145 and Canonical Signaling Pathway Mediate Transforming Growth Factor(TGF)-β1-induced Resistance of F508del-CFTR to Correctors in Human Bronchial Epithelial Cells

1 – 3 p.m.

Convention Ctr 204

 

James Bohnhoff

Co-Authors: J. Bohnhoff, J. Taormina, L. Ferrante, K. Ray

Unscheduled Referrals and Unattended Visits after Subspecialty Referral in a Large Pediatric Primary Care Network

5:45 – 7:30 p.m.

Convention Ctr Exhibit Hall DE

 

Katherine Lane

Co-Authors: K. Lane, E. Miller, H. Wiesenfeld, L. Kisloff

Will parents accept STD screening for their child?

5:45 – 7:30 p.m.

Convention Ctr Exhibit Hall DE

 

Benjamin Pritz

Co-Authors: B.W. Pritz, A.J. Houtrow, A. Carle

Rates and characteristics of pediatric venous thromboembolism from 2006 to 2014

5:45 – 7:30 p.m.

Convention Ctr Exhibit Hall DE

 

Erica Prochaska

Co-Authors: E.C. Prochaska, L. Koniikova, J. Gringauz, S.B. Snapper, J.D. Goldsmith

Mucosal Dysregulation with Increased Pro-Inflammatory Cytokine Expression and Decreased CD4 T-cell Marker Expression is Persistent Months After Recovery from Surgical NEC

5:45 – 7:30 p.m.

Convention Ctr Exhibit Hall DE

 

Kristin Ray

Co-Authors: K. Ray, Z. Shi, S. Poon, A. Mehrotra, C. Gidengil, L. Uscher-Pines

Quality of Care for Acute Respiratory Infections during Pediatric Direct-To-Consumer Telemedicine Visits

5:45 – 7:30 p.m.

Convention Ctr Exhibit Hall DE

 

Gina Sequiera

Co-Authors: Close A, Sequeira G, Montano G, Alessi L, McCormick M, Cooper J, Epperly R, Zuckerbraun N
Improving the Evaluation and Management of Abnormal Uterine Bleeding in Adolescent Females Presenting for Emergency Car
5:45 – 7:30 p.m.
Convention Ctr Exhibit Hall DE

Srinivasan Suresh

Co-Authors: S. Suresh, A. Buchert, G. Butler

Impacting hospital throughput, care quality metrics and controllable costs through clinical pathway implementation

5:45 – 7:30 p.m.

Convention Ctr Exhibit Hall DE

 

Tony Tarchichi

Podcasting for Pediatric Hospital Medicine

5:45 – 7:30 p.m.

Convention Ctr Exhibit Hall DE

 

Tony Tarchichi

Co-Authors: A. Dreyzin, E. Cole, T. Tarchichi, A. Shaffer, D. Chi

Validity of FEES and MBS in swallowing evaluation following injection laryngoplasty of type I laryngeal clefts

5:45 – 7:30 p.m.

Convention Ctr Exhibit Hall DE

 

Tuesday, May 8

 

Devora Azhdam

Co-Authors: D.B. Azhdam, W. Maria

Accuracy of CSF RBC Count for Prediction of Intracranial Hemorrhage in Infants

7:30 – 9:30 a.m.

Convention Ctr Exhibit Hall DE

 

Thomas Hagerman

Co-Authors: T.K. Hagerman, A.J. Houtrow

Increased Rates of Food Insecurity and Housing Instability Amongst Children with Disabilities

7:30 – 9:30 a.m.

Convention Ctr Exhibit Hall DE

 

Amy Houtrow

Co-Authors: A.J. Houtrow, C. Zigler

Gender Based Salary Inequities in Pediatric Rehabilitation Medicine

7:30 – 9:30 a.m.

Convention Ctr Exhibit Hall DE

 

Jane Kwon

Co-Authors: J.J. Kwon, K. Belser, B. Ragunanthan, J. Rankine, E. Miller, C.D. Pulcini

Assessment of Unmet Needs of Families in Crisis through a Home Visitation Program

7:30 – 9:30 a.m.

Convention Ctr Exhibit Hall DE

 

Laura McNamara

Co-Authors: L. McNamara, A. Abboud, D. Hofkosh, S. Maurer, L. Podgurski, C. Glaser, K. Moehling

Religion, Spirituality and Medicine: Impact of an Educational Intervention for Medical Students and Physicians

7:30 – 9:30 a.m.

Convention Ctr Exhibit Hall DE

 

John Szymusiak

Co-Authors: J. Szymusiak, A. Buchert, A. Urbach

A New System for Peer to Peer Observation Status Reviews with Payers

7:30 – 9:30 a.m.

Convention Ctr Exhibit Hall DE

 

Thomas Hagerman

Co-Authors: T.K. Hagerman, A. Carle, A.J. Houtrow

Differences in Reporting Child’s Health Needs and Status Between Mothers and Fathers

12:15 – 2:15 p.m.

Convention Ctr 201 E-F

 

2018 PAS Presentations with a Children’s Hospital of Pittsburgh of UPMC, UPMC, or University of Pittsburgh Collaborator

 

N.S. Gyamfi, B. Bokor, L. Tuchman, K. Deye, E. Miller

Domestic minor sex trafficked youth and healthcare utilization at an urban, academic children’s hospital

 

S. Okelo, A.L. Bilderback, M. Fagnano, J. Halterman

Construct Validity of Symptom Free Days (SFDs) in Urban Children and Teens

 

S. Kirmani, P.K. Woodard,...B. Feingold,...H. Razoky, S. Lipshult|

Fibrosis and Hypertrophy Assessed by Magnetic Resonance Imaging (MRI) and Serum Biomarkers in Pediatric Hypertrophic Cardiomyopathy (HCM). A report from the Pediatric Cardiomyopathy Registry Group.

 

J.W. Robison, S.M. Osorio Lujan, J. Davidson, L. Khailova, C. Vohwinkel, H. Trejo Bittar,  S.S. Tong

Characterization of Cardiopulmonary Bypass Associated Acute Lung Injury in an Infant Piglet Model

 

R.S. McKee, D. Schnadower,...R.W. Hickey,...A. Cohen, S. Freedman

Practice Patterns and Outcomes of Children infected with Verocytotoxin-producing Escherichia coli (VTEC) in Pediatric Emergency Departments in North America

 

T. Florin,L. Ambroggio, M. Rattan, E. Crotty, C. Brokamp, M. Belsky, S. Krueger, T. Epperson, A.M. Kachelmeyer, E. Nylen, R. Ruddy, S.S. Shah

Biomarkers Predict Disease Severity in Pediatric Lower Respiratory Tract Infections

 

L.E. Nigrovic, A.B. Maulden, R.L. Chenard, J. Bennett, |F. Balamuth, M.N. Levas, D. Neville, J.A. Branda, A.C. Garro

C6 enzyme immunoassay for the initial management of children presenting to the emergency department with acute arthritis

 

M. Stefater, C. Panciotti, H.A. Feldman, W. Gourash, E. Shirley, A. Courcoulas

Intestinal Remodeling Explains Glycemic Improvement After Roux-en-Y Gastric Bypass Surgery

 

M.B. Vos, J. Bilhartz, L. Malahias, C. Schoen, P. McKiernan, S. Palle, B. Rudolph, S. Xanthakos, T. Miloh

ALT Elevation in children with Nonalcoholic Fatty Liver Disease Commonly Surpasses Levels Reported in the Literature

 

C.F. Canfield, C.B. Cates, A. Chung, E. Miller, E. Roby, A. seery, A. Weisleder, A.L. Mendelsohn, P. Morris, D. Shaw

Beyond Academics: Positive Impacts of Reading Aloud on Parent-Child Bonding Among Stressed Low-Income Mothers

 

R. Mink, D. Hofkosh, L. Leslie, A. Turner, G. McGuinness, E. Muchmore, D. Wininger

Delaying The Pediatric Fellowship Start Date: Subspecialty Program Compliance and Fellow Experience

 

S. Vyas-Read, E. Wymore,...K. Potoka,...R. DiGeronimo, J.M. Lagatta

Utility of echocardiography in predicting mortality in infants with severe bronchopulmonary dysplasia: Findings from the Children's Hospitals Neonatal Consortium

 

K.M. Sullivan, B.S. Brozanski,... J. Weiner, I. Zaniletti

Using a Quality Improvement Tool to Identify Inter-center Variation in End of Life Care Across Regional Level IV NICUs.

 

H.J. Murphy, J. Cahill, K. Twombley, D. Annibale, D.A. Newton, J.E. Baatz, J. Kiger

Continuous Renal Replacement Therapy Removes Cytokines During Infant Extracorporeal Life Support

 

E. Stein, R.A. Jonas, L. Leatherbury, M. Pollack, R. McCarter, O. Khalifa, R. Vithana, P. Adams, M. Zahid, C. Lo, R. Munoz, J. Sanchez del Toledo, M. Sharma

Functional Outcomes in Patients with Complex Congenital Heart Disease Undergoing Surgical Repair

 

S. Kirmani, P.K. Woodard,...B. Feingold,... J. Czachor, S. Lipshultz

Are Echocardiogram and Magnetic Resonance Imaging (MRI) Comparable in Measuring Maximal Septal Thickness in Children with Hypertrophic Cardiomyopathy (HCM)?

 

E. Lerner, J.M. Colón-Franco, S.F. Lo, A. Drendel, F. Guyette, D. Gourlay

Evaluation of Point-of-Care Lactate Testing for the Identification of Severely Injured Children

 

C.T. Ferrara, S. Gitelman, S.M. Geyer, C. Evans-Molina, I. Libman, D.J. Becker, M.J. Redondo

Excess Body Mass Index and Autoimmunity in Pediatric Type 1 Diabetes

 

J. Ericson, J. Gao,...M.G. Michaels, R. Frenck

Hospital Associated and Ventilator Acquired Bacterial Pneumonia in Infants and Children

 

A.J. Czynski, B. Lester,... D.L. Bogen,... E. Oliveira, J. Breeze,

Neonatal neurobehavioral effects following treatment for Neonatal Abstinence Syndrome (NAS) using morphine vs methadone.

 

J.L. Wisnowski, S. Bluml, A. Panigrahy, A.M. Mathur, S. Juul, R. McKinstry, Y.W. Wu

Harmonizing MRI Protocols for Neonatal Hypoxic-Ischemic Encephalopathy Across Sites and MRI Platforms for Use in a Phase III Randomized Controlled Trial

 

H.J. Murphy, J. Cahill, K. Twombley, D. Annibale, M.J. Eklund, J.G. Hill, K. Morella, J. Kiger

Early Continuous Renal Replacement Therapy During Infant Extracorporeal Life Support Decreases Lung Opacification

 

T.R. Grover, B.S. Brozanski,...M. Uhing, I. Zaniletti,

Inter-center variation in pulmonary hypertension treatment for infants with Congenital Diaphragmatic Hernia (CDH). Children's Hospitals Neonatal Consortium Congenital Diaphragmatic Hernia Focus Group.

 

A. Massaro, K. Lee, I. Zaniletti, R. DiGeronimo, S.E. Hamrick, T.D. Yanowitz, G. Natarajan, E.S. Peeples, M.L. Dizon, K. Murthy, R. Rao

Intercenter variation (ICV) in anti-microbial therapy (AMT) use in neonates with hypoxic-ischemic encephalopathy (HIE): A report from the Children’s Hospitals Neonatal Database (CHND)

 

T.R. Grover, B.S. Brozanski,...M. Uhing, I. Zaniletti

Inter-center variation in pulmonary hypertension treatment for infants with Congenital Diaphragmatic Hernia (CDH).      Children's Hospitals Neonatal Consortium Congenital Diaphragmatic Hernia Focus Group.

 

H.H. McClafferty, K. Kemper, A. Schwartz,M. Batra, C. Schubert, B.B. Staples,J.R. Serwint, J.D. Mahan, P. Wilson

Do Mindfulness and Self-Compassion Predict Stress, Burnout, and Confidence in Providing Compassionate Care in Pediatric Residents?

 

S.L. Lawson, S. Reynolds, M. Hogg, C.G. Moore, W.E. Anderson, P. Dudin, M. Runyon

Pediatric Pain Assessment in the Emergency Department: Determining Correlation Between Patients and Their Caregivers When Using the Wong Baker FACES ® and the Faces Pain Scale-Revised

 

S.L. Lawson, M. Hogg, W.E. Anderson, C.G. Moore, P. Dudin, M. Runyon, S. Reynolds

Pediatric Pain Assessment in the Emergency Department: A Comparison of the Wong Baker FACES ® and the Faces Pain Scale-Revised

 

S.L. Lawson, M. Hogg, C.G. Moore, W.E. Anderson, P. Dudin, M. Runyon, S. Reynolds

Pediatric Pain Assessment in the ED: Determining the Responsivity of the Wong Baker FACES and the Faces Pain Scale-Revised

 

L. Ambroggio, R. Ruddy, S.S. Shah, T. Florin, S. Krueger, T. Epperson, M. Belsky

Antibiotic prescribing & outcomes for pneumonia in the ED

 

T Grover, N Rintou, B Brozanski,…I Zaniletti, K Murthy

Inter-center Variation in Pulmonary Hypertension Treatment for Infants with Congenital Diaphragmatic Hernia (CDH) - Board #685

 

M Batra, J Mahan, C Schubert, P Wilson, B Staples, J
Serwint, H McClafferty, ASchwartz, K Kemper

Burnout in Pediatric Residents: Findings from a National Longitudinal Study

 

B. Pahud, S.E. Williams, S. Clark,S.G. Humiston, D. Middleton, B.R. Lee, K.O. Lewis

Vaccine Knowledge, Attitudes, and Hesitancy among Residents in Pediatric and Family Medicine Programs

 

S Yallapragada, K Murthy, J Lagatta, N Porta, R Savani, L Nelin, H Zhang, S Vyas-Read, R DiGeronimo, G Natarajan, E Wymore, B Haberman, J Machry, J Kiger, E Fishman, K Potoka, W Truog

Exploring Potential Indications for Tracheostomy and Chronic Mechanical Ventilation in Patients with Severe Bronchopulmonary Dysplasia - Board #168

 

Award Presentations

 

Sunday, May 6

 

UPMC-affiliated researchers will be honored for their outstanding work progressing the field of pediatric medicine. On Sunday, May 6, Alison Culyba and Jacqueline Rankine will be honored at the APA Young Investigator Awards Program Breakfast from 7 to 8 a.m. On Monday, May 7, Kathleen Schwabenbauer will be honored as the SPR Fellow Basic Science Research Awardee from 11:30 a.m. to 1 p.m. in the convention center room 501 AB.