title: [Importance and urgency of graded management and early screening of asthma in children].
authors.forename: Jing
authors.initials: J
authors.lastname: Zhao
mesh_terms: D000554:Ambulatory Care Facilities / Q000706:statistics & numerical data*; D001249:Asthma / Q000175:diagnosis* / Q000517:prevention & control*; D002648:Child; D006801:Humans; D008403:Mass Screening