Visual assessment of Ki67 using a 5-grade scale (Eye-5) is easy and practical to classify breast cancer subtypes with high reproducibility
Akira I Hida, Kenji Bando, Atsuro Sugita, Toshiharu Maeda, Norifumi Ueda, Shoichi Matsukage, Mamoru Nakanishi, Katsumi Kito, Tatsuhiko Miyazaki, Yuji Ohtsuki, Yumi Oshiro, Hiromichi Inoue, Hidetoshi Kawaguchi, Natsumi Yamashita, Kenjiro Aogi, Takuya Moriya
Journal of Clinical Pathology May 2015, 68 (5) 356-361; DOI: 10.1136/jclinpath-2014-202695