(1)
Department of Public Health, Faculty of Health, Aufa Royhan University, Padangsidimpuan, North Sumatera, Indonesia
(2)
Department of Public Health, Faculty of Health, Aufa Royhan University, Padangsidimpuan, North Sumatera, Indonesia
(3)
Department of Public Health, Faculty of Health, Aufa Royhan University, Padangsidimpuan, North Sumatera, Indonesia
(4)
State University of Makassar South Sulawesi, Indonesia
(5)
Faculty of Dentistry, Hasanuddin University Makassar South Sulawesi, Indonesia
(6)
Pendidikan Nasional University, Denpasar Bali, Indonesia