1.
Rev. cuba. hig. epidemiol
; 20(4): 633-46, oct.-dic. 1982. Ilus., tablas
Article
in Spanish
| CUMED
| ID: cum-7759
2.
Rev. cuba. hig. epidemiol
; 20(4): 621-32, oct.-dic. 1982. tablas
Article
in Spanish
| CUMED
| ID: cum-7758
3.
Rev. cuba. hig. epidemiol
; 20(2): 165-81, abr.-jun. 1982. tablas
Article
in Spanish
| CUMED
| ID: cum-7720