Expectoration of tonsillar metastasis of pulmonary pleomorphic carcinoma after pseudoprogression: A case report. - Kuge, Tomoki; Okabe, Fukuko; Yamamoto, Yuji; Ishijima, Mikako; Uenami, Takeshi; Kanazu, Masaki; Akazawa, Yuki; Yano, Yukihiro; Yamaguchi, Toshihiko; Mori, Masahide (Thoracic Cancer, 2021)