Prediction of estrus cyclicity in Asian elephants (Elephas maximus) through estimation of fecal progesterone metabolite: development of an enzyme-linked immuno-sorbent assay
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PII: S0093-691X(10)00024-5
doi:10.1016/j.theriogenology.2010.01.004
© 2010 Elsevier Inc. All rights reserved.
