1. Tsukuba Drug Safety, Global Drug Safety, Biopharmaceutical Assessments Core Function Unit, Eisai Co., Ltd., 5-1-3 Tokodai, Tsukuba, Ibaraki 300-2635, Japan
2. Preclinical Safety Research Laboratories, Kawashima Division, Sunplanet Co., Ltd., 1 Kawashimatakehaya-machi, Kakamigahara, Gifu 501-6024, Japan