title: [Research for national coal mine and local coal mine pneumoconiosis morbidity in certain area].
authors.forename: Xin-ping
authors.initials: XP
authors.lastname: Ding
authors.forename: Yan
authors.initials: Y
authors.lastname: Wang
authors.forename: Quan-lan
authors.initials: QL
authors.lastname: Wu
mesh_terms: D002681:China / Q000453:epidemiology; D003032:Coal Mining; D006801:Humans; D011009:Pneumoconiosis / Q000453:epidemiology*; D017149:Private Sector / Q000706:statistics & numerical data; D017150:Public Sector / Q000706:statistics & numerical data; D012189:Retrospective Studies