Navigating imperfect policies to donate plasma: Survey on plasma donation and a pilot plasma donation program among men who have sex with men in Canada. - Vesnaver E; Gibson E; Goldman M; Butler-Foster T; Hill NE; Lapierre D; MacDonagh R; Rubini KA; Miguel G; Rosser A; MacPherson P; Palumbo A; et al. (Transfusion, 2023)