title: Epidemiological survey of chronic obstructive pulmonary disease and alpha-1-deficiency in China.
authors: Chinese Academy of Medical Sciences, Peking Union Medical College, PUMC Hospital, Department of Respiratory Diseases, Beijing, China. zhuyj@csc.pumch.ac.cn
authors: Y J
authors: YJ
authors: Zhu
mesh_terms: D002681:China / Q000453:epidemiology; D005260:Female; D005787:Gene Frequency; D006801:Humans; D008297:Male; D010641:Phenotype; D015995:Prevalence; D029424:Pulmonary Disease, Chronic Obstructive / Q000453:epidemiology* / Q000209:etiology / Q000473:pathology; D012306:Risk; D012424:Rural Population; D014505:Urban Population; D000515:alpha 1-Antitrypsin / Q000235:genetics; D019896:alpha 1-Antitrypsin Deficiency / Q000097:blood / Q000175:diagnosis* / Q000235:genetics
chemical_list: D000515:alpha 1-Antitrypsin