TY  - BOOK
TI  - Boletin de la oficina sanitaria panamericana
T2  - 31
U1  - 614 
PY  - 1951///
PB  - Oficina Sanitaria Pan American, Washington
KW  - Public Health
KW  - Public health--Latin America | Pan American Health Organization--PAHO
N1  - Public Health; Pan American; Spanish; Latin America; PAHO
ER  -