Osimertinib as first-line treatment for elderly patients with advanced EGFR mutation-positive non-small cell lung cancer in a real-world setting (OSI-FACT-EP)

Yoshihiko Sakata, Go Saito, Shinya Sakata, Yuko Oya, Motohiro Tamiya, Hidekazu Suzuki, Ryota Shibaki, Asuka Okada, Toshihide Yokoyama, Hirotaka Matsumoto, Taiichiro Otsuki, Yuki Sato, Uchida Junji, Yoko Tsukita, Megumi Inaba, Hideki Ikeda, Daisuke Arai, Hirotaka Maruyama, Satoshi Hara, Shinsuke Tsumura, Jun Morinaga, Takuro Sakagami