MiOXSYS® and OxiSperm® II assays appear to provide no clinical utility for determining oxidative stress in human sperm—results from repeated semen collections. - Castleton, Patience; Gyawali, Prabin; Mathews, Nicola; Mutuku, Shadrack Mulinge; Sharkey, David James; McPherson, Nicole Olivia (Andrology, 2023)