Metastasis of cervical cancer indicated by elevation of serum CA125 produced by mediastinal lymph nodes: a case report. - Honda, Ken-ichi; Miyama, Masato; Nishii, Yuko; Tasaka, Reiko; Nakano, Yusuke; Umesaki, Naohiko; Fukuda, Takeshi; Ichimura, Tomoyuki; Yasui, Tomoyo; Sumi, Toshiyuki (Journal of Medical Case Reports, 2024)