Tolerability of prone positioning in non‐intubated patients with hypoxaemia due to COVID‐19‐related pneumonia. Issue 5 (6th March 2022) - Shikano, Kohei; Sakao, Seiichiro; Inaba, Yosuke; Taniguchi, Toshibumi; Saito, Go; Naito, Akira; Abe, Mitsuhiro; Kasai, Hajime; Yahaba, Misuzu; Kawasaki, Takeshi; Shigeta, Ayako; Ikari, Jun; et al.