TY  - GEN
AU  - Rosenav,Milton J.
TI  - Preventive medicine and hygiene. / 
U1  - 614.4 
PY  - 1935///0000
CY  - New Jersy, 
PB  - Sppleton-Century.
KW  - MEDICINA PREVENTIVA, HIGIENE PUBLICA
N1  - Texto en biblioteca facultad de medicina
N2  - Preventive of the communicable diseases; Infant and maternal hygiene; Public healt principles and practice
ER  -