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From The JAMA Network
JAMA
Editorial  | 
Flexible Sigmoidoscopy for Colorectal Cancer Screening:  More Evidence, Persistent Ironies
Allan S. Brett, MD
JAMA
Original Investigation  | 
Effect of Flexible Sigmoidoscopy Screening on Colorectal Cancer Incidence and Mortality:  A Randomized Clinical Trial
Øyvind Holme, MD; Magnus Løberg, MD; Mette Kalager, MD, PhD; et al.
JAMA Pediatrics
Editorial  | 
Role of Celiac Disease Screening for Children With Functional Gastrointestinal Disorders
James E. Squires, MD; Lin Fei, PhD; Mitchell B. Cohen, MD
JAMA Surgery
JAMA Surgery Clinical Challenge  | 
Rare Cause of Recurrent Small-Bowel Obstruction
June-Ho Kim, AB; Mimmie Kwong, AB; James Griffin, MD; et al.