[Analyses of the rate of spirometry examination and its related factors in chronic obstructive pulmonary diseasepatients aged 40 years or older in China, 2014-2015]

Autor: X L, Lyu, S, Cong, J, Fan, Y, Zhang, N, Wang, H L, Bao, B H, Wang, Q, Wang, L H, Wang, L W, Fang
Rok vydání: 2020
Předmět:
Zdroj: Zhonghua liu xing bing xue za zhi = Zhonghua liuxingbingxue zazhi. 41(5)
ISSN: 0254-6450
Databáze: OpenAIRE