M. Villafaña

Ethnic and sex disparities in colorectal neoplasia among Hispanic patients undergoing screening colonoscopy.

M. Cruz-Correa, Liselle Lathroum, Fernando Ramos–Mercado, 2012, Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association.

Esophageal ectopic sebaceous glands: endoscopic and histologic findings.

M. Marcial, M. Villafaña, 1994, Gastrointestinal endoscopy.

Whipple's disease with esophageal and colonic involvement: endoscopic and histopathologic findings.

M. Marcial, M. Villafaña, 1997, Gastrointestinal endoscopy.

Fundic gland polyps: prevalence and clinicopathologic features.

M. Marcial, M. Villafaña, J. Colon-Pagan, 1993, The American journal of gastroenterology.