A contrast-enhanced CT-based whole-spleen radiomics signature for early prediction of oxaliplatin-related thrombocytopenia in patients with gastrointestinal malignancies: a retrospective study 1Department of Oncology, Tongji hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China 2Department of Radiology, Tongji hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China DOI 10.7717/peerj.16230 Academic Editor Deniz Can...