APA

Schraier M., Jorge A., Pereyra J. C., Carri J., Padua-Videla M., Hoffenberg P., Villalobos J., Orillac J., Waserstein M. & Mendoza S. (19931201). [Effectiveness and safety of 150 mg vs 300 mg ranitidine twice a day in duodenal ulcer]. : Acta gastroenterologica Latinoamericana.

Chicago

Schraier M, Jorge A, Pereyra J C, Carri J, Padua-Videla M, Hoffenberg P, Villalobos J, Orillac J, Waserstein M and Mendoza S. 19931201. [Effectiveness and safety of 150 mg vs 300 mg ranitidine twice a day in duodenal ulcer]. : Acta gastroenterologica Latinoamericana.

Harvard

Schraier M., Jorge A., Pereyra J. C., Carri J., Padua-Videla M., Hoffenberg P., Villalobos J., Orillac J., Waserstein M. and Mendoza S. (19931201). [Effectiveness and safety of 150 mg vs 300 mg ranitidine twice a day in duodenal ulcer]. : Acta gastroenterologica Latinoamericana.

MLA

Schraier M, Jorge A, Pereyra J C, Carri J, Padua-Videla M, Hoffenberg P, Villalobos J, Orillac J, Waserstein M and Mendoza S. [Effectiveness and safety of 150 mg vs 300 mg ranitidine twice a day in duodenal ulcer]. : Acta gastroenterologica Latinoamericana. 19931201.