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Organ at risk objectives
| Organ at risk | Objectives |
| Central biliary tract | Less than 0.5 cc ≥70 Gy (NRG-GI001 - http://www.cancer.gov/clinicaltrials) VBED1040<37 cc and VBED1030<45 cc31 |
| Heart | Max dose <57 Gy (RTOG 1112 - http://www.cancer.gov/clinicaltrials) |
| Gallbladder | Max dose <86.7 Gy (RTOG 1112- http://www.cancer.gov/clinicaltrials) |
| Skin (external contour) | Less than 0.5 cc ≥50.25 Gy (RTOG 1112 - http://www.cancer.gov/clinicaltrials) |
RTOG, Radiation Therapy Oncology Group.
