The right to give blood.
Parker
James E
JE
D001782:Blood Donors; D002170:Canada; D015658:HIV Infections / Q000453:epidemiology / Q000517:prevention & control / Q000635:transmission*; D006291:Health Policy; D018451:Homosexuality, Male / Q000706:statistics & numerical data*; D006801:Humans; D008297:Male