TY  - BOOK
AU  - Guerrant Richard L
AU  -  Walker David H
AU  -  Weller Peter F
TI  - Tropical infectious diseases : Principles, pathogens, and practice.2V
U1  - L9H:42, N9.1-.2 
PY  - 1999///
CY  - Philadelphia
PB  - Churchill Livingstone      
ER  -