Study: NCT02449837

Intervention type: OTHER
Intervention: Blood draw
Description: Blood samples will be collected at up to 4 time points before and during radiation. Blood will be collected at least 4 to 12 weeks post-treatment. Additional post-treatment blood draws will be performed at each subsequent follow-up visit to UNC (roughly \~1 month interval), up until 24 months after completion of radiation.

Intervention type: OTHER
Intervention: Blood draw
Description: Blood samples will be collected at up to 4 time points before and during radiation. Blood will be collected at least 4 to 12 weeks post-treatment. Additional post-treatment blood draws will be performed at each subsequent follow-up visit to UNC (roughly \~1 month interval), up until 24 months after completion of radiation.

Intervention type: OTHER
Intervention: Blood draw
Description: Blood samples will be collected at up to 4 time points before and during radiation. Blood will be collected at least 4 to 12 weeks post-treatment. Additional post-treatment blood draws will be performed at each subsequent follow-up visit to UNC (roughly \~1 month interval), up until 24 months after completion of radiation.

Intervention type: OTHER
Intervention: Blood draw
Description: Blood samples will be collected at up to 4 time points before and during radiation. Blood will be collected at least 4 to 12 weeks post-treatment. Additional post-treatment blood draws will be performed at each subsequent follow-up visit to UNC (roughly \~1 month interval), up until 24 months after completion of radiation.

Intervention type: OTHER
Intervention: Blood draw
Description: Blood samples will be collected at up to 4 time points before and during radiation. Blood will be collected at least 4 to 12 weeks post-treatment. Additional post-treatment blood draws will be performed at each subsequent follow-up visit to UNC (roughly \~1 month interval), up until 24 months after completion of radiation.

Intervention type: OTHER
Intervention: Blood draw
Description: Blood samples will be collected at up to 4 time points before and during radiation. Blood will be collected at least 4 to 12 weeks post-treatment. Additional post-treatment blood draws will be performed at each subsequent follow-up visit to UNC (roughly \~1 month interval), up until 24 months after completion of radiation.

Intervention type: OTHER
Intervention: Blood draw
Description: Blood samples will be collected at up to 4 time points before and during radiation. Blood will be collected at least 4 to 12 weeks post-treatment. Additional post-treatment blood draws will be performed at each subsequent follow-up visit to UNC (roughly \~1 month interval), up until 24 months after completion of radiation.

Intervention type: OTHER
Intervention: Blood draw
Description: Blood samples will be collected at up to 4 time points before and during radiation. Blood will be collected at least 4 to 12 weeks post-treatment. Additional post-treatment blood draws will be performed at each subsequent follow-up visit to UNC (roughly \~1 month interval), up until 24 months after completion of radiation.

Intervention type: OTHER
Intervention: Blood draw
Description: Blood samples will be collected at up to 4 time points before and during radiation. Blood will be collected at least 4 to 12 weeks post-treatment. Additional post-treatment blood draws will be performed at each subsequent follow-up visit to UNC (roughly \~1 month interval), up until 24 months after completion of radiation.

Intervention type: OTHER
Intervention: Blood draw
Description: Blood samples will be collected at up to 4 time points before and during radiation. Blood will be collected at least 4 to 12 weeks post-treatment. Additional post-treatment blood draws will be performed at each subsequent follow-up visit to UNC (roughly \~1 month interval), up until 24 months after completion of radiation.