Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 ACHMAD, Arisandy et al. MCKENZIE NECK EXERCISE DAN FORWARD HEAD POSTURE EXERCISE DAPAT MENURUNKAN NYERI LEHER MEKANIK PADA PENGGUNA SMARTPHONE. Sport and Fitness Journal, [S.l.], v. 8, n. 2, p. 63-68, may 2020. ISSN 2654-9182. Available at: <https://ojs.unud.ac.id/index.php/sport/article/view/60174>. Date accessed: 28 aug. 2026. doi: https://doi.org/10.24843/spj.2020.v08.i02.p08.