Scientist James Watson, who shared a Nobel prize for helping discover the double-helix shape of the DNA molecule, has died.

Correspondence to Professor Shiv Kumar Sarin, Hepatology, Institute of Liver and Biliary Sciences, New Delhi, Delhi 110070, India; shivsarin{at}gmail.com Objectives Beta-blockers and endoscopic ...

Edited by Scott Hultgren, Washington University in St. Louis School of Medicine, St. Louis, MO; received March 7, 2024; accepted January 27, 2025 ...