The effect of time of day and menstrual cycle on physical performance and psychological responses in elite female Tunisian volleyball players. - Seddik, Meher; Bouzourraa, Mohamed Mansour; Ceylan, Halil İbrahim; Hamaidi, Jaouher; Ghouili, Hatem; Chtourou, Hamdi; Guelmami, Noomen; Dergaa, Ismail; Muntean, Raul Ioan; Souissi, Nizar (BMC Sports Science, Medicine & Rehabilitation, 2025)