Dae Woo Han2007-11-131996-04-012007-11-131989http://hdl.handle.net/10625/13842Text1 digital file (20 p.)application/pdfenINTRAUTERINE DEVICESHEALTH EDUCATIONPREGNANCYEFFICIENCYCHINACONSULTANTS' REPORTSReport / Educational Strategy to Reduce Contraceptive Failure in Urban ChinaWorking Paper