Radiation Therapy With or Without Cisplatin in Treating Patients With Stage III-IVA Squamous Cell Carcinoma of the Head and Neck Who Have Undergone Surgery
Eastern Cooperative Oncology Group
Eastern Cooperative Oncology Group
Canadian Cancer Trials Group
Canadian Cancer Trials Group
Eastern Cooperative Oncology Group
Radiation Therapy Oncology Group
European Organisation for Research and Treatment of Cancer - EORTC
Eastern Cooperative Oncology Group
European Organisation for Research and Treatment of Cancer - EORTC
Radiation Therapy Oncology Group
Canadian Cancer Trials Group
Eastern Cooperative Oncology Group
Eastern Cooperative Oncology Group
Eastern Cooperative Oncology Group
Eastern Cooperative Oncology Group
Eastern Cooperative Oncology Group
Eastern Cooperative Oncology Group
Radiation Therapy Oncology Group
Danish Head and Neck Cancer Group
European Organisation for Research and Treatment of Cancer - EORTC
Radiation Therapy Oncology Group
Radiation Therapy Oncology Group
European Organisation for Research and Treatment of Cancer - EORTC
European Organisation for Research and Treatment of Cancer - EORTC
Radiation Therapy Oncology Group
Radiation Therapy Oncology Group
SWOG Cancer Research Network
Radiation Therapy Oncology Group
Radiation Therapy Oncology Group
SWOG Cancer Research Network
European Organisation for Research and Treatment of Cancer - EORTC
SWOG Cancer Research Network
SWOG Cancer Research Network
SWOG Cancer Research Network
European Organisation for Research and Treatment of Cancer - EORTC
European Organisation for Research and Treatment of Cancer - EORTC
SWOG Cancer Research Network
European Organisation for Research and Treatment of Cancer - EORTC
SWOG Cancer Research Network
SWOG Cancer Research Network
SWOG Cancer Research Network