Evaluation of the novel vaginal contraceptive agent PPCM in preclinical studies using sperm hyaluronan binding and acrosome status assays. - North, Barbara B.; Weitzel, Mary B.; Waller, Donald P.; Birch, William X.; Feathergill, Kenneth A.; Birch, Lynn A.; De Jonge, Christopher J.; Prins, Gail S. (Andrology, 2022)