Acute Effects of Low Dose of Caffeine Ingestion Combined with Conditioning Activity on Psychological and Physical Performances of Male and Female Taekwondo Athletes - Ouergui, Ibrahim; Mahdi, Nourhene; Delleli, Slaheddine; Messaoudi, Hamdi; Chtourou, Hamdi; Sahnoun, Zouheir; Bouassida, Anissa; Bouhlel, Ezdine; Nobari, Hadi; Ardigò, Luca Paolo; Franchini, Emerson (Nutrients, 2022)