Corrigendum: Enhanced Cytotoxic Effects of Combined Valproic Acid and the Aurora Kinase Inhibitor VE465 on Gynecologic Cancer Cells - Li, Yanfang; Liu, Tao; Ivan, Cristina; Huang, Jie; Shen, De-Yu; Kavanagh, John J.; Bast, Robert C.; Fu, Siqing; Hu, Wei; Sood, Anil K. (Frontiers in Oncology, 2018)