TY - RPRT TI - Human prolactin: 24-hour pattern with increased release during sleep. AU - J F Sassin AU - A G Frantz AU - E D Weitzman AU - S Kapen PY - 1972 DO - 10.1126/science.177.4055.1205 UR - https://pubmed.ncbi.nlm.nih.gov/5057627/ ID - 5057627 ER -