Lack of tumors in infants with perinatal HIV-1 exposure and fetal / neonatal exposure to zidovudine. - Hanson,I.C.; Antonelli,T.A.; Sperling,R.S.; Oleske,J.M.; Cooper,E.; Culnane,M. (J Acquir Immune Defic Syndr Hum Retrovirol, 1999)