SYAHRI, I M; FITRIA, M. The Activity of Occupational Health Effort on Five Occupational Health Posts (Pos UKK) in Medan. KnE Life Sciences, [S. l.], v. 4, n. 10, p. 333–338, 2019. DOI: 10.18502/kls.v4i10.3803. Disponível em: https://knepublishing.com/index.php/KnE-Life/article/view/3803. Acesso em: 13 aug. 2025.