Re: "Invited commentary: le mystère de Montréal".
Hahn
J
J
Moss
A
A
Vranizan
K
K
D015331:Cohort Studies; D015658:HIV Infections / Q000453:epidemiology* / Q000209:etiology; D006679:HIV Seropositivity; D006801:Humans; D018671:Needle-Exchange Programs; D011792:Quebec; D012307:Risk Factors; D012309:Risk-Taking; D015819:Substance Abuse, Intravenous