Kukreja, S.; Siriwong, W.; Lertmaharit, S.; Norkaew, S.; Robson, M. Parkinsonism and Related Factors Among Elderly Farmers Living in a Chilli Farm Area in Hua Rua Sub-District, Muang District, Ubonratchathani, Thailand. J Health Res 2017, 29, 171-177.