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in Anemias
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From The JAMA Network
JAMA Ophthalmology
Brief Report  | 
Macular Vascular Abnormalities Identified by Optical Coherence Tomographic Angiography in Patients With Sickle Cell Disease
Ian C. Han, MD; Mongkol Tadarati, MD; Adrienne W. Scott, MD
JAMA Surgery
Invited Commentary  | 
Determining When Patients Need Transfusions
Samuel A. Tisherman, MD
JAMA Surgery
Original Investigation  | 
Effect of Relative Decrease in Blood Hemoglobin Concentrations on Postoperative Morbidity in Patients Who Undergo Major Gastrointestinal Surgery
Gaya Spolverato, MD; Yuhree Kim, MD, MPH; Aslam Ejaz, MD, MPH; et al.
JAMA Internal Medicine
Teachable Moment  | 
Hidden Risks of Blood Transfusions A Teachable Moment
Hina N. Mehta, MD; Xue Chi; Fred R. Buckhold, MD