| Literature DB >> 12821694 |
J Wu1, Y L Lie, K Q Rao, J C Qian, R W Ye, Q Sun, C Y Li, Z Li.
Abstract
Mesh:
Year: 2003 PMID: 12821694 PMCID: PMC1732513 DOI: 10.1136/jech.57.7.506
Source DB: PubMed Journal: J Epidemiol Community Health ISSN: 0143-005X Impact factor: 3.710