NTP-CERHR expert panel report on the reproductive and developmental toxicity of hydroxyurea.
Liebelt EL, Balk SJ, Faber W, Fisher JW, Hughes CL, Lanzkron SM, Lewis KM, Marchetti F, Mehendale HM, Rogers JM, Shad AT, Skalko RG, Stanek EJ. NTP-CERHR expert panel report on the reproductive and developmental toxicity of hydroxyurea. Birth Defects Res B Dev Reprod Toxicol. 2007 Aug; 80(4):259-366.