1.
Salud pública Méx
; 56(4): 311-312, jul.-ago. 2014.
Article
in Spanish
| LILACS
| ID: lil-733307
2.
Salud Publica Mex
; 56(4): 311-2, 2014.
Article
in Spanish
| MEDLINE
| ID: mdl-25604168