Estimating the clinical and economic burden of medically attended influenza in South Korea, stratified by age and comorbidity: A five-season hospital-based surveillance data, 2014/15–2018/19. - Choi, Min Joo; Choi, Won Suk; Song, Joon Young; Cheong, Hee Jin; Noh, Ji Yun; Wie, Seong-Heon; Lee, Jin Soo; Lee, Jacob; Kim, Hyo Youl; Kim, Shin-Woo; Park, Kyong-Hwa; Kim, Woo Joo (PLoS ONE, 2025)