Keyword index.Published in:Helicobacter, 2011, v. 16, p. 144, doi. 10.1111/j.1523-5378.2011.00887.xPublication type:Article
Cartas al editor.Published in:Acta Pediatrica de Mexico, 2013, v. 34, n. 4, p. 242By:Arellano Penagos, Mario;Aranda Patrón, EduardoPublication type:Article