Sasiwimol Wannalai และผู้แต่งคนอื่นๆ. (2016) Assessment of Knowledge and Perception of Adverse Health Effects Associated with Self-Prevention from Air Pollution in Traffic Policemen in Bangkok, Thailand. <i>Journal of Health Research</i>, <i>30</i>(Suppl.2), 147.Sasiwimol Wannalai และผู้แต่งคนอื่นๆ. "Assessment of Knowledge and Perception of Adverse Health Effects Associated with Self-Prevention from Air Pollution in Traffic Policemen in Bangkok, Thailand". Journal of Health Research 30 (2016):147.Sasiwimol Wannalai และผู้แต่งคนอื่นๆ. Assessment of Knowledge and Perception of Adverse Health Effects Associated with Self-Prevention from Air Pollution in Traffic Policemen in Bangkok, Thailand. Chulalongkorn University Press:ม.ป.ท. 2016.