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[Is dental plaque a normal Helicobacter pylori reservoir?].
Améndola R, Roldán CD, Morgade L, Solagna A, Lineado A, Musi AO, Valero J, Zerbo O, Kogan Z, Ferro FE, Schenone L, Corti R. Améndola R, et al. Among authors: valero j. Acta Gastroenterol Latinoam. 1998;28(2):199-201. Acta Gastroenterol Latinoam. 1998. PMID: 9713656 Spanish.
[Synchronous lesions in advanced colorectal cancer].
Valero J, Regnasco S, Gonzalez O, Doldan I, Sautu de la Riestra A, Kogan Z. Valero J, et al. Acta Gastroenterol Latinoam. 1993;23(3):165-73. Acta Gastroenterol Latinoam. 1993. PMID: 8296517 Spanish.
Value of endoscopic markers in celiac disease.
Mauriño E, Capizzano H, Niveloni S, Kogan Z, Valero J, Boerr L, Bai JC. Mauriño E, et al. Among authors: valero j. Dig Dis Sci. 1993 Nov;38(11):2028-33. doi: 10.1007/BF01297080. Dig Dis Sci. 1993. PMID: 8223077
383 results