Magnet ingestion knows no borders: A threat for Latin American children, aspects not considered in the study L.A. Llanco-Albornoz; A.R. Mancini-Olaechea; P.C. Levano-Cerna;

Determination of socioeconomic and cultural factors and regional etiologic variability in liver cirrhosis M.B. Marca-Ventocilla; M.P. Huanca-Morales; L.A. Llanco-Albornoz;