1.
Rev. Hosp. Matern. Infant. Ramon Sarda
;
20(3): 133-139, 2001. tab
Article
in Spanish
| LILACS
| ID: lil-311311
2.
Rev. Hosp. Matern. Infant. Ramon Sarda
;
17(3): 143, 1998.
Article
in Spanish
| LILACS
| ID: lil-219073