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Carrillo-Rodríguez JG, Sansores RH, Castrejón A, Pérez-Padilla R, Ramírez-Venegas A, Selman M.Carrillo-Rodríguez JG, et al. Among authors: sansores rh.Salud Publica Mex. 2000 May-Jun;42(3):201-7.Salud Publica Mex. 2000.PMID: 10929501Spanish.