Pimda, P. and Sawaengdee, T. 2022. The proportion of people with abnormal radiographic results according to the ILO International Classification of Radiographs of Pneumoconioses system in the Region 9 Public Health exposed to sandstone dust and asbestos data from the Pneumoconioses Surveillance System. Journal of the Office of Disease Prevention and Control 9 Nakhon Ratchasima. 28, 3 (Sep. 2022), 52–60.