TY - RPRT TI - Acute decrease in progesterone and increase in estrogen secretion caused by relaxin during late pregnancy in beef heifers. AU - A I Musah AU - C Schwabe AU - L L Anderson PY - 1987 DO - 10.1210/endo-120-1-317 UR - https://pubmed.ncbi.nlm.nih.gov/3780565/ ID - 3780565 ER -