Personal hygiene and bowls sanitation of meatball cart traders Hasnawati Amqam; Syamsuar Manyullei; Andi Wahyuni; Nasrah; Nurul Aqilah Gunawan; Ismi Yunita Sari;

Exposure analysis of benzene in workplace control room A and B PT X M. Lazuardi Faiz; Azham Umar Abidin; Fina Binazir Maziya;

Musculoskeletal disorders problems and its relation to age, working periods, and smoking habit among fishermen Yahya Thamrin; Syahrir Pasinringi; A. Muflihah Darwis; Irawan S. Putra;