John A. Ryan

Catheter Complications in Total Parenteral Nutrition

John A. Ryan, Ronald M. Abel, William M. Abbott et al. · New England Journal of Medicine · 1974 · 701 citations

Medicine, Internal Medicine, Parenteral Drug Delivery +9

Improved Survival from Acute Renal Failure after Treatment with Intravenous Essential L-Amino Acids and Glucose

Ronald M. Abel, Clyde H. Beck, William M. Abbott et al. · New England Journal of Medicine · 1973 · 471 citations

Medicine, Internal Medicine, Nephrology +13

Endoscopic Transpapillary Therapy for Disrupted Pancreatic Duct and Peripancreatic Fluid Collections

Richard A. Kozarek, Terrence J. Ball, David J. Patterson et al. · Gastroenterology · 1991 · 338 citations

Medicine, Surgery, Gastroenterology +15

Colorectal carcinoma evaluation with CT: preoperative staging and detection of postoperative recurrence.

Patrick C. Freeny, William Marks, John A. Ryan et al. · Radiology · 1986 · 316 citations

Medicine, Oncology, Radiology +17

Pancreatic ductal adenocarcinoma: diagnosis and staging with dynamic CT.

Patrick C. Freeny, William Marks, John A. Ryan et al. · Radiology · 1988 · 308 citations

Medicine, Oncology, Surgery +17