Prawatvatchara, W., Punyawattananon, V., Uasuwan, P., Boonpitak, K., Surintanasarn, A. and Yamockul, S. 2024. Extraoral Maxillofacial Prosthesis Materials Part I: History and Silicone Elastomer. Khon Kaen University Dental Journal. 27, 2 (Jun. 2024), 29–42.