Aya Sugiyama, Toshiro Takafuta, Tomoki Sato, et. al. Scientific Reports volume 14, Article number: 3884 (2024)  Abstract More than 200 million COVID-19 survivors have lasting symptoms after recovering, but the duration and related risk factors remain uncertain. This study focused on all 6551 patients diagnosed with COVID-19 at a medical institution in Hiroshima from March 2020 to July 2022. In November 2022, a […]