Ou, Ming Cheh, Dennis Ou, and Chung Chu Pang. “A Self-Care With Ou MC Decrescendo Phenomenon May Possibly Prevent Mild COVID-19 Disease Developing into Severe or Critical Stage”. Geriatric Care 6, no. 3 (November 4, 2020). Accessed November 21, 2024. https://www.pagepressjournals.org/gc/article/view/9171.