Chotiman Chinvararak และผู้แต่งคนอื่นๆ. (2019) Cognitive impairment and associated factors in the elderly at Pracha Niwet Village in Thailand. <i>Chulalongkorn Medical Journal</i>, <i>63</i>(2), 113 - 118.Chotiman Chinvararak และผู้แต่งคนอื่นๆ. "Cognitive impairment and associated factors in the elderly at Pracha Niwet Village in Thailand". Chulalongkorn Medical Journal 63 (2019):113 - 118.Chotiman Chinvararak และผู้แต่งคนอื่นๆ. Cognitive impairment and associated factors in the elderly at Pracha Niwet Village in Thailand. Faculty of Medicine Chulalongkorn University:ม.ป.ท. 2019.