John C. Lappas

Wireless Capsule Endoscopy Detects Small Bowel Ulcers in Patients With Normal Results From State of The Art Enteroclysis

Suthat Liangpunsakul, Vidyasree Chadalawada, Douglas K. Rex et al. · The American Journal of Gastroenterology · 2003 · 172 citations

Reliability of Indications for Cervical Spine Films in Trauma Patients

Donald L. Kreipke, KEVIN R. GILLESPIE, Mary C. McCarthy et al. · The Journal of Trauma: Injury, Infection, and Critical Care · 1989 · 134 citations

Radiographic evaluation of suspected small bowel obstruction.

Philip Shrake, Douglas K. Rex, John C. Lappas et al. · PubMed · 1991 · 124 citations

Enteroclysis Studies, Plain Radiographs, Abdominal Imaging +12

Enteroclysis in the evaluation of suspected small intestinal bleeding

Douglas K. Rex, John C. Lappas, Dean D. T. Maglinte et al. · Gastroenterology · 1989 · 115 citations

Gastrointestinal Bleeding, Small Intestinal Bleeding, Gastroenterology +3

Flexible sigmoidoscopy plus air contrast barium enema versus colonoscopy for suspected lower gastrointestinal bleeding

Douglas K. Rex, Richard A. Weddle, G A Lehman et al. · Gastroenterology · 1990 · 90 citations · Full text

Gastrointestinal Bleeding, Flexible Sigmoidoscopy, Gastroenterology +8