Comparative prospective study of two positioning modes of 24-hour esophageal pH monitoring:...

Colonic transit time in constipated patients with chagasic megacolon

Assessment of outcomes in surgical treatment of the acute sigmoid volvulus

Assessing of surgical risk in patients with Chagasic megaesophagus and correlating...

Effect of perineal prostatectomy on anal continence: a clinical and manometric s...

Immunohistochemistry expression of tissue origin and carcinogenesis markers in adenocarcinomas...

Locally advanced colorectal cancer: surgical treatment results and prognostic fa...

Correlation between demografic, nutritional and biochemical measurements and consumption...

Phase II trial evaluating the efficacy and toxicity of UFT and toxicity of UFT and...

Experimental study comparing two methods of tissue diaresis for endoscopic treatment...