Clinical features of Japanese patients with gastrointestinal long‐COVID symptoms - Kazuma Yagi; Takanori Asakura; Hideki Terai; Keiko Ohgino; Katsunori Masaki; Ho Namkoong; Shotaro Chubachi; Jun Miyata; Ichiro Kawada; Nobuhiro Kodama; Satoshi Sakamoto; Akira Umeda; et al. (JGH Open, 2023)