1.
Rev. Hosp. Matern. Infant. Ramon Sarda
; 22(2): 82-95, 2003. ilus, tab, graf
Article
in Spanish
| LILACS
| ID: lil-353286
2.
Rev. med. Tucumán
; 7(1): 1-3, ene.-mar. 2001.
Article
in Spanish
| LILACS
| ID: lil-313675