1.
Boletín de la Oficina Sanitaria Panamericana (OSP)
; 50(3): 195-206, mar. 1961. ilus
Article
in Spanish
| PAHO
| ID: pah-34110
Subject(s)
Immunization Programs , Poliomyelitis/immunology , Poliomyelitis/epidemiology , Poliovirus Vaccine, Inactivated/immunology , Poliovirus Vaccine, Oral/immunology , Poliovirus Vaccine, Inactivated/administration & dosage , Epidemiological Monitoring/methods , Disease Outbreaks , Poliovirus/isolation & purification , Nicaragua
2.
Boletín de la Oficina Sanitaria Panamericana (OSP)
; 47(3): 201-13, sept. 1959. Tab
Article
in Spanish
| PAHO
| ID: pah-36737
3.
Boletín de la Oficina Sanitaria Panamericana (OSP)
; 50(3),mar. 1961 ilus
Article
| PAHO-IRIS
| ID: phr-15102
4.
Boletín de la Oficina Sanitaria Panamericana (OSP)
; 47(3),sept. 1959 Tab
Article
| PAHO-IRIS
| ID: phr-12199