Sornwit Osothsinlp และ Arnond Warrayingyong. (2020) Aging healthcare workers. <i>Chulalongkorn Medical Journal</i>, <i>64</i>(4), 443-448.Sornwit Osothsinlp และ Arnond Warrayingyong. "Aging healthcare workers". Chulalongkorn Medical Journal 64 (2020):443-448.Sornwit Osothsinlp และ Arnond Warrayingyong. Aging healthcare workers. Faculty of Medicine Chulalongkorn University:ม.ป.ท. 2020.