[1]
Mattos, L.C. de, Cintra, J.R., Sanches, F.E., Silva, R. de C.M.A. da, Ruiz, M.A. and Moreira, H.W. 2002. ABO, Lewis, secretor and non-secretor phenotypes in patients infected or uninfected by the Helicobacter pylori bacillus. São Paulo Medical Journal. 120, 2 (Mar. 2002), 55–58.