TY  - BOOK
AU  - Pumper,Robert Wm
AU  - Yamashiroya,Herbert M.
TI  - Essentials of medical virology / 
SN  - 0-7216-7406-2
PY  - 1975///
CY  - Philadelphia : 
PB  - W.B. Saunders Company, 
KW  - Virología
ER  -