Frontiers The Effect of Antioxidants on Sperm Quality Parameters and Pregnancy Rates for Idiopathic Male Infertility: A Network Meta Analysis of Randomized Controlled Trials Studies on improving semen quality and increasing pregnancy chances through the in vitro addition of L carnitine and coenzyme Q10 to semen in patients with asthenozoospermia Basic and Clinical Andrology Springer L Carnitine is a Vital for Male Fertility Natre Low Sperm Motility: What the Evidence Says About Antioxidants, Sperm E GENEX INDIA