Moffatt LT, May CL, Studer KE, Reckhow DA, Arcaro KF. Effects of exposure water volume, depuration time, and feeding status on vitellogenin mRNA induction in male medaka (Oryzias latipes) exposed to 17 ?-estradiol. Ecotoxicol Environ Saf. 2010 Nov; 73(8):1835-41.