Mansur M, K.S S. THE ROLE OF PHYSICAL FITNESS TO IMPROVE THE SELF-QUALITY OF ELEMENTARY SCHOOL STUDENTS IN THE DISTRICT OF ACEH BESAR. JED [Internet]. 24Feb.2017 [cited 1Jul.2024];5(1):72-4. Available from: https://journal.unnes.ac.id/sju/jed/article/view/12999