1.
Gac Med Mex
; 119(8): 334-42, 1983 Aug.
Article
in Spanish
| MEDLINE
| ID: mdl-6437897
Subject(s)
Digestive System Neoplasms/epidemiology , Adolescent , Adult , Aged , Catchment Area, Health , Child , Child, Preschool , Diagnosis-Related Groups , Female , Hospitals , Humans , Infant , Infant, Newborn , Male , Mexico , Middle Aged
2.
Gac. méd. Méx
; 119(8): 334-42, 1983.
Article
in Spanish
| LILACS
| ID: lil-20155