Fonseca, Fernanda Machado, et al. “Helicobacter Pylori Infection in Patients Undergoing Upper Endoscopy at University Hospital in Uberaba, Minas Gerais, Brazil”. JMPHC | Journal of Management & Primary Health Care | ISSN 2179-6750, vol. 4, nº 1, abril de 2013, p. 33-35, doi:10.14295/jmphc.v4i1.164.