Document 0841 DOCN M9470841 TI Look-back investigation follow-up [letter] DT 9409 AU Danila RN; MacDonald KL; Osterholm MT SO J Infect Dis. 1994 Jul;170(1):254. Unique Identifier : AIDSLINE MED/94284653 DE *Disease Transmission, Professional-to-Patient *Family Practice Follow-Up Studies Human HIV Infections/EPIDEMIOLOGY/*TRANSMISSION Risk Factors LETTER JOURNAL ARTICLE SOURCE: National Library of Medicine. NOTICE: This material may be protected by Copyright Law (Title 17, U.S.Code).