1.
Rev. cuba. hig. epidemiol
; 4(3-4): 162-183, 1966. ilus, tab
Article
in Spanish
| CUMED
| ID: cum-28650
2.
Bol. hig. epidemiol
; 4(3/4): 184-6, 1966. tab
Article
in Spanish
| CUMED
| ID: cum-10459
3.
Bol. hig. epidemiol
; 4(3/4): 180-3, 1966. tab
Article
in Spanish
| CUMED
| ID: cum-10458
4.
Bol. hig. epidemiol
; 4(3/4): 162-79, 1966. tab, ilus
Article
in Spanish
| CUMED
| ID: cum-10457