Two cases of bowel perforation associated with sunitinib treatment for renal cell carcinoma

Yoshinori Hoshino, Hirotoshi Hasegawa, Yoshiyuki Ishii, Takashi Endo, Hiroki Ochiai, Koji Okabayashi, Gou Kaneko, Shuji Mikami, Makio Mukai, Mototsugu Oya, Yuko Kitagawa