TY - RPRT TI - Human sperm characteristics during frequent ejaculation. AU - N B Oldereid AU - J O Gordeladze AU - B Kirkhus AU - K Purvis PY - 1984 DO - 10.1530/jrf.0.0710135 UR - https://pubmed.ncbi.nlm.nih.gov/6726674/ ID - 6726674 ER -