title: Effect of a mailed appointment reminder on appointment keeping.
mesh_terms: D000367:Age Factors; D001071:Appointments and Schedules; D002648:Child; D002662:Child Health Services / Q000706:statistics & numerical data*; D006801:Humans; D009518:New York; D010352:Patient Dropouts; D012017:Referral and Consultation; D013997:Time Factors