Choomalee, K., Rungruang, S., Sathiraphanya, C. and Choosong, T. (2018) “Validation of an Awareness and Preparedness on a Hearing Conservation Program Questionnaire: A Cross Sectional Study in Thailand”, Journal of Health Science and Medical Research, 36(2), pp. 127–134. doi: 10.31584/jhsmr.2018.36.2.6.