Quan-ying He1, Yan-liang Ma, Rong-bao Zhang, Rui-hong Yang, Xin-lin Mu. Show Affiliations » 1. Department of Respiratory Medicine, the People's Hospital, Peking University, Beijing, China.
Abstract
Entities: Disease
Mesh: See more » China/epidemiologyChronic DiseaseHumansRespiratory Tract Diseases/epidemiologyRural PopulationUrban Population
Year: 2006 PMID: 16981348
Source DB: PubMed Journal: Zhonghua Liu Xing Bing Xue Za Zhi ISSN: 0254-6450