The preoperative platelet to neutrophil ratio and lymphocyte to monocyte ratio are superior prognostic indicators compared with other inflammatory biomarkers in ovarian cancer oleh Qian Song, Song-Xiao Xu, Jun-Zhou Wu, Lin Ling, Sheng Wang, Xin-Hua Shu, Dan-Ni Ying, Wang-Wei Pei, Yu-Chen Wu, Su-Fang Sun, Yi-Ning Zhang, Si-Hang Zhou, Zhu-Yan Shao