Necrotizing Pneumonia Caused by PVL‐Negative Methicillin‐Susceptible Staphylococcus aureus Complicated by Refractory Pneumothorax: A Case Report. - Endo, Shun; Yasuda, Tomoka; Izumi, Makoto; Shimaya, Kazuhiro; Tsukada, Yoshikazu (Respirology Case Reports, 2026)