Prevention. Red Cross blood donation query too risque for teens.
D000293:Adolescent; D001782:Blood Donors; D015658:HIV Infections; D006526:Hepatitis C; D006801:Humans; D012011:Red Cross; D012307:Risk Factors; D012574:Schools; D012749:Sexually Transmitted Diseases; D011795:Surveys and Questionnaires; D014589:Utah