Implementation of a predonation system.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000740:Anemia / Q000097:blood; D001771:Blood Banks / Q000592:standards; D001782:Blood Donors; D001793:Blood Preservation / Q000592:standards; D001804:Blood Transfusion, Autologous / Q000009:adverse effects / Q000379:methods* / Q000592:standards; D001810:Blood Volume; D001815:Bloodletting / Q000009:adverse effects; D002648:Child; D004349:Drug Packaging / Q000592:standards; D004912:Erythrocytes / Q000502:physiology; D006801:Humans; D008875:Middle Aged; D010349:Patient Compliance; D010355:Patient Identification Systems / Q000592:standards; D011300:Preoperative Care / Q000379:methods* / Q000592:standards