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Evaluation of pneumonia management effectiveness associated with internal medicine management changes in the emergency department: a retrospective cohort study using a historically controlled group
Jung-Woo Yoo, Seung Ryu, Won-Joon Jeong, Yong-Chul Cho, Hong-Joon Ahn, Seong-Wook Cho, Se-Kwang Oh, Jung-Soo Park, Yeon-Ho Yoo
Journal of The Korean Society of Emergency Medicine. 2020;31(2):246-253. Published online April 30, 2020
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