TY  - BOOK
T1  - Research and public health
A1  - Charles, Sir John
LA  - English
PP  - London
PB  - Oxford University Press
YR  - 1961
UL  - https://tuklas.up.edu.ph/Record/UP-1685523046125179686
OP  - 114
CN  - RA440.6 C46
KW  - Public health research.
ER  -