Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My NCBI Filters

Text availability

Article attribute

Article type

Publication date

Search Results

235 results

Filters applied: . Clear all
Results are displayed in a computed author sort order. The Results By Year timeline is not available.
Page 1
Cosmesis and body image after single-port laparoscopic or conventional laparoscopic cholecystectomy: a multicenter double blinded randomised controlled trial (SPOCC-trial).
Steinemann DC, Raptis DA, Lurje G, Oberkofler CE, Wyss R, Zehnder A, Lesurtel M, Vonlanthen R, Clavien PA, Breitenstein S. Steinemann DC, et al. Among authors: raptis da. BMC Surg. 2011 Sep 12;11:24. doi: 10.1186/1471-2482-11-24. BMC Surg. 2011. PMID: 21910897 Free PMC article. Clinical Trial.
A multicenter randomized clinical trial of primary anastomosis or Hartmann's procedure for perforated left colonic diverticulitis with purulent or fecal peritonitis.
Oberkofler CE, Rickenbacher A, Raptis DA, Lehmann K, Villiger P, Buchli C, Grieder F, Gelpke H, Decurtins M, Tempia-Caliera AA, Demartines N, Hahnloser D, Clavien PA, Breitenstein S. Oberkofler CE, et al. Among authors: raptis da. Ann Surg. 2012 Nov;256(5):819-26; discussion 826-7. doi: 10.1097/SLA.0b013e31827324ba. Ann Surg. 2012. PMID: 23095627 Clinical Trial.
Managing multicentre clinical trials with open source.
Raptis DA, Mettler T, Fischer MA, Patak M, Lesurtel M, Eshmuminov D, de Rougemont O, Graf R, Clavien PA, Breitenstein S. Raptis DA, et al. Inform Health Soc Care. 2014 Mar;39(2):67-80. doi: 10.3109/17538157.2013.812647. Inform Health Soc Care. 2014. PMID: 24517456
235 results