title: [Observation of serumlevel of 25-hydroxyvitamins D in pneumoconiosis patients].
authors.forename: Juan
authors.initials: J
authors.lastname: Cao
authors.forename: Jinyuan
authors.initials: J
authors.lastname: Ma
authors.forename: Chunxiang
authors.initials: C
authors.lastname: Chai
authors.forename: Qingchun
authors.initials: Q
authors.lastname: Shao
authors.affiliation: E-mai1: zhsl030@sina.com.
authors.forename: Shiliang
authors.initials: S
authors.lastname: Zheng
mesh_terms: D006801:Humans; D006887:Hydroxycholecalciferols / Q000097:blood*; D011009:Pneumoconiosis / Q000097:blood*
chemical_list: D006887:Hydroxycholecalciferols