TY - GEN AU - Polanco Allue,I TI - [Progress in the diagnosis of chronic diarrhea] SN - 0302-4342 PY - 1991///1016 KW - Adolescent KW - Child KW - Child, Preschool KW - Chronic Disease KW - Diarrhea KW - etiology KW - Feces KW - Humans KW - Infant KW - Infant, Newborn N1 - Publication Type: Journal Article; Review ER -