Citation

Chen L, HuiLai M. Public Health Rep. (1974) 2010; 125(4): 605-610.

Affiliation

NanJing Centers for Disease Control and Prevention, JiangSu Province, China. lcking_24143179@hotmail.com

Copyright

(Copyright © 2010, Association of Schools of Public Health)

DOI

unavailable

PMID

20597461

PMCID

PMC2882613

Abstract

[Abstract unavailable]

Language: en