Evaluation of nutritional status and its association with the grade of activity of ulcerative colitis in Mexican patients J.K. Yamamoto-Furusho

Doxycycline-induced esophageal “kissing” ulcers S.A. Martínez-Cabriales, E.I. González-Moreno

Double pylorus secondary to peptic ulcer disease H. Cedrón-Cheng, S.A. Chávez-Sánchez