TY  - BOOK
ED  - 2-3 sept. 1969 y 1-2 oct. 1969
ED  - Symposium on smallpox and Symposium on Acute Respiratory Diseases, 1
ED  - 
ED  - 
TI  - Proceedings symposium on smallpox
CY  - Zagreb
KW  - Viruela
N1  - Intitución patrocinadora: Yugoslav Academy of Sciences and Art
ER  -