TY  - BOOK
AU  - Lucas ,A O .
AU  - Gilles,H M  .
TI  - A new short textbook of preventive medicine for the tropics / 
SN  - 0340536527
U1  - 613 
PY  - 1990///
CY  - Singapore : 
PB  - English Language Book Society , 
KW  - MEDICINE
N1  - Includes includes
ER  -