Case of sarcomatoid carcinoma occurring in a patient with Werner syndrome. Issue 11 (14th April 2016) - Mitamura, Yasutaka; Azuma, Shuchi; Matsumoto, Daisuke; Takada‐Watanabe, Aki; Takemoto, Minoru; Yokote, Koutaro; Motoshita, Junichi; Oda, Yoshinao; Furue, Masutaka; Takeuchi, Satoshi