1. Comparison of metronidazole with doxycycline prophylaxis in elective colorectal surgery: a prospective randomized multicentre study;Åberg;Acta Chir Scand,1984
2. Meta-analysis of short-term outcomes after laparoscopic resection for colorectal cancer;Abraham;Br J Surg,2004
3. Elective resection for colorectal cancer in Vermont 1971–75;Abrams;Am J Surg,1980
4. Modulation of 5FU by leucovorin in patients with advanced colorectal cancer: evidence in terms of response rates;ACCMP (Advanced Colorectal Cancer Meta-analysis Project);J Clin Oncol,1992
5. Hepatic metastases in perspective;Adson;Am J Roengen,1983