1. Septic complication and bile culture in 800 consecutive cholecystectomies;Reiss;World J Surg,1982
2. Diminished surgical infection by systemic antibiotic administration in potentially contaminated operation;Polk;Surgery,1974
3. Antibiotic prophylaxis in gastric, biliary and colon surgery;Stone;Am Surg,1976
4. Wound infection in abdominal surgery;Renvall;Acta Chir Scand,1980
5. Prophylactic antibiotic in cholecystectomy;Cunha;Lancet,1978