Document 0572 DOCN M9460572 TI HIV-2 transmission: implications for spread of HIV-1 [letter] DT 9404 AU O'Brien TR SO JAMA. 1994 Mar 23-30;271(12):903-4. Unique Identifier : AIDSLINE MED/94166145 DE Human HIV Infections/*TRANSMISSION HIV-1/*PATHOGENICITY HIV-2/*PATHOGENICITY LETTER JOURNAL ARTICLE SOURCE: National Library of Medicine. NOTICE: This material may be protected by Copyright Law (Title 17, U.S.Code).