Korean Medication Algorithm Project for Depressive Disorder 2021 (I): Treatment Strategies for Major Depressive Episode - Woo, Young Sup; Bahk, Won-Myong; Seo, Jeong Seok; Park, Young-Min; Kim, Won; Jeong, Jong-Hyun; Shim, Se-Hoon; Lee, Jung Goo; Jang, Seung-Ho; Wang, Sheng-Min; Jung, Myung Hun; Sung, Hyung Mo; et al. (Singyŏng chŏngsin ŭihak, 2021)