TY - RPRT TI - Partial cDNA sequence for the donkey chorionic gonadotrophin-beta subunit suggests evolution from an ancestral LH-beta gene. AU - S E Leigh AU - F Stewart PY - 1990 DO - 10.1677/jme.0.0040143 UR - https://pubmed.ncbi.nlm.nih.gov/2344391/ ID - 2344391 ER -