Steinmetz, B.G.
Steinetz, B.G.; Brown, J.L.; Roth, T.L.; Czekala, N.M. 2005. Relaxin concentrations in serum and urine of endangered species: Correlations with physiologice events and use as a marker of pregnancy. Annals of the New York Academy of Sciences 1041: 367-378.
Roth, T.L.; Bateman, H.L.; Kroll, J.L.; Steinetz, B.G.; Reinhart, P.R. 2004. Endocrine and ultrasonographic characterization of a succesful pregnancy in a Sumatran rhinoceros (Dicerorhinus sumatrensis) supplemented with a synthetic progestin. Zoo Biology 23 (3): 219-238, figs. 1-4.
Roth, T.L.; Kroll, J.L.; Bateman, H.L.; Steinetz, B.G. 2002. Ultrasound monitoring and serum progesterone and relaxin concentrations throughout gestation in a Sumatran rhinoceros (Dicerorhinus sumatrensis). Biology of Reproduction 66 (Suppl. 1): 258.






