Rahman, Zikri Fathur, Fatma Nuriyanti Mochtar, and Yustinus Denny Ardyanto. 2021. “Correlation of Work Period and Age With the Compliance With the Use of Ear Protection Equipment on Production Workers in AnEast Java Animal Feed Industry”. The Indonesian Journal of Occupational Safety and Health 10 (1):56-63. https://doi.org/10.20473/ijosh.v10i1.2021.56-63.