Cohort study of fever and leukocytosis as diagnostic and prognostic indicators in infected surgical patients
Randomized clinical trial of stapled versus Milligan-Morgan haemorrhoidectomy
Endoscopic papillary balloon dilatation vs sphincterotomy for removal of common bile stones: a prospective, randomized pilot study
Randomized double-blind controlled trial of roxithromycin for prevention of abdominal aortic aneurysm expansion
Blunt abdominal trauma: screening US in 2693 patients
Prospective randomized comparison of two preoperative skin preparation techniques in developing world country
Randomized study to examine the value of on - table inspection of the appendix mucosa
Carcinoma in the porcelain gallbladder: a relationship revisited
Randomized prospective evaluation of frozen - section analysis for follicular neoplasms of the thyroid
Randomized study of coagulation and fibrinolysis during and after gasless conventional laparoscopic cholecystectomy
Propofol vs Midazolam for ICU sedation. A Canadian multicenter randomized trial
Conservative treatment of acute thrombosed external hemorrhoids with topical nifedipine
Intraoperative thermal regulation in patients undergoing laparoscopic vs open surgical procedures
Thoracoscopy with talc poudrage: 15-year experience
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