Nivolumab After Combined Modality Therapy in Treating Patients With High Risk Stage II-IIIB Anal Cancer
National Cancer Institute (NCI)
National Cancer Institute (NCI)
NRG Oncology
Children's Oncology Group
NRG Oncology
Centre Leon Berard
AIDS Malignancy Consortium
Zhejiang Cancer Hospital
Federation Francophone de Cancerologie Digestive
Fudan University
Zhejiang University
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Sanjay Gandhi Postgraduate Institute of Medical Sciences
Fudan University
University Health Network, Toronto
Sun Yat-sen University
Instituto do Cancer do Estado de São Paulo
Peking University Cancer Hospital & Institute
Sun Yat-sen University
National Cancer Institute (NCI)
Merck Sharp & Dohme LLC
Sun Yat-sen University
Dutch Colorectal Cancer Group
National Cancer Institute (NCI)
NSABP Foundation Inc