TY  - BOOK
AU  - Lilinfield, Abraham M.
AU  - 
AU  - Lilinfield, David E.
TI  - Foudations of epidemiology
SN  - 0-19-502723-X
U1  - 614.4 L627 1980 
CY  - New York
PB  - Oxford University Press.
KW  - Immunity
KW  - Communicable diseases
KW  - Diseases
ER  -