# Original Investigation
Aspirin and Hemocompatibility Events With a Left Ventricular Assist Device in Advanced Heart FailureThe ARIES-HM3 Randomized Clinical Trial
Mandeep R. Mehra, MBBS, MSc; Ivan Netuka, MD, PhD; Nir Uriel, MD, MSc; et al.
Metformin Plus Insulin for Preexisting Diabetes or Gestational Diabetes in Early PregnancyThe MOMPOD Randomized Clinical Trial
Kim A. Boggess, MD; Arielle Valint, MS; Jerrie S. Refuerzo, MD; et al.
Cannabis Exposure and Adverse Pregnancy Outcomes Related to Placental Function
Torri D. Metz, MD, MS; Amanda A. Allshouse, MS; Gwendolyn A. McMillin, PhD; et al.
# Research Letter
Prices for Common Services at Quaternary vs Nonquaternary Hospitals
Brandon W. Yan, MD, MPH; Maximilian J. Pany, PhD; Leemore S. Dafny, PhD; et al.
School Performance in Third Grade After a Full-Day vs Part-Day Preschool Program
Arthur J. Reynolds, PhD; Nicole E. Smerillo, PhD; Suh-Ruu Ou, PhD; et al.
# Viewpoint
Health Professionals and War in the Middle East
Matthew K. Wynia, MD, MPH
Down Syndrome in a New Era for Alzheimer Disease
Michael S. Rafii, MD, PhD; Juan Fortea, MD, PhD
AI Alone Will Not Reduce the Administrative Burden of Health Care
Kevin A. Schulman, MD; Perry Kent Nielsen Jr; Kavita Patel, MD, MPH
Alternative Payment Models in Pregnancy to Improve Outcomes and Advance Equity
Jordan S. Stone, MD; Arina E. Chesnokova, MD, MPH; Sindhu K. Srinivas, MD, MSCE
# A Piece of My Mind
Being Patient
Tamara A. Huson, MD
# Editorial
Addition by Subtraction in Mechanical Cardiac Support
G. Michael Felker, MD, MHS; Joseph G. Rogers, MD
Metformin for Diabetes in PregnancyAre We Closer to Defining Its Role?
Denice S. Feig, MD
# Review
Hepatitis C in Black Individuals in the USA Review
Oluwaseun Falade-Nwulia, MBBS, MPH; Sharon M. Kelly, PhD; Sasraku Amanor-Boadu, MD, MPH; et al.
# JAMA Clinical Challenge
Violaceous Nodules on the Right Leg and Foot
Tai-Li Chen, MD; Hao-Kai Chuang, MD; Chen-Yi Wu, MD, PhD
# Editor's Note
Black Race and Hepatitis C—a New Focus for JAMA Narrative Reviews
Mary M. McDermott, MD; Kirsten Bibbins-Domingo, PhD, MD, MAS
Cover Me With Words—Expressing Pain in Poetry
Rafael Campo, MD, MA
# Medical News & Perspectives
Clinical AI Tools Must Be Fed the Right Data, Stanford Health Care's Chief Data Scientist Says
Rebecca Voelker, MSJ; Yulin Hswen, ScD, MPH
As Semaglutide’s Popularity Soars, Rare but Serious Adverse Effects Are Emerging
Kate Ruder, MSJ
FDA Green-Lights Tirzepatide, Marketed as Zepbound, for Chronic Weight Management
Jennifer Abbasi
# Medical News in Brief
CDC: 90% of Congenital Syphilis Cases Could Have Been Prevented
Emily Harris
Smell, Taste Issues After Mild COVID-19 Resolve Over 3 Years
Emily Harris
Risk-Benefit Ratio Might Favor Lower Oral Anticoagulant Doses
Emily Harris
E-Cigarette Use Down in Children and Teens
Emily Harris
CDC Expands Airport Surveillance Program to More Respiratory Viruses
Emily Harris
COVID Moonshot Drove Discovery of Potential COVID-19 Antivirals
Emily Harris
Radiation From CT Scans in Young People Tied to Higher Cancer Risk
Emily Harris
Remote Hypertension Monitoring Improved Medication Use, Raised Costs
Emily Harris
Multipronged Approach Reduced Antibiotic Use for UTIs
Emily Harris
# Poetry and Medicine
O.R. 34
Isabel Cristina Legarda, MD
# JAMA Revisited
Disease as an Aftermath of War
# JAMA Patient Page
What Are Pituitary Adenomas?
Rebecca A. Voelker, MSJ
# Comment & Response
Medicare Advantage Disenrollment Among Beneficiaries With Chronic Conditions
Linda Burke, PhD
Medicare Advantage Disenrollment Among Beneficiaries With Chronic Conditions—Reply
Eli Raver, PharmD; Jeah Jung, PhD; Wendy Y. Xu, PhD
Clinical Guidelines for Priapism
Robert S. Holzman, MD
Clinical Guidelines for Priapism—Reply
Richard J. Fantus, MD; Andrew M. Davis, MD, MPH; Robert E. Brannigan, MD
Sugar-Sweetened Beverages and Risk of Liver Disease
Ibrahim Ayada, MD; Jiajing Li, MSc; Qiuwei Pan, PhD
Sugar-Sweetened Beverages and Risk of Liver Disease—Reply
Longgang Zhao, PhD; Xinyuan Zhang, PhD; Xuehong Zhang, ScD