title: Improving patient recruitment in clinical trials: lessons from one multicentre study in asthma.
authors.forename: M
authors.initials: M
authors.lastname: Garcia-Losa
authors.forename: R
authors.initials: R
authors.lastname: Dal-Re
authors.forename: E
authors.initials: E
authors.lastname: Garcia-Mendez
mesh_terms: D001249:Asthma / Q000188:drug therapy; D002986:Clinical Trials as Topic / Q000379:methods*; D006801:Humans; D018579:Patient Selection