TY  - BOOK
AU  - Liming, LI
AU  - Zhan, Siyan
TI  - Epidemiological Research Cases 
SN  - 9787117090438
U1  - 614.4 
PY  - 2008///
CY  - China
PB  - Peoples Med Pub.
KW  - Epidemiology -- Research
N1  - Includes Index
ER  -