Dieny FF, Berlian Buntarlan A, Ratna Noer E, Nissa C. Effect of hydration education with whatsapp group media in increasing in fluid knowledge, fluid intake and hydration status of football athletes. SPORTIF [Internet]. 2021 Aug. 8 [cited 2024 Dec. 26];7(2):180-93. Available from: https://ojs.unpkediri.ac.id/index.php/pjk/article/view/15875