1. VA Contract 101-08-1-2130-0001.
2. VA Contract 268-13-C-0003.
3. VA Contract 741-15-C-0012.
4. ACR. The gold standard in accreditation. Available at: https://www.acr.org/Clinical-Resources/Accreditation. Accessed July 24, 2018.
5. ACR. American College of Radiology practice parameters and technical standards. Available at: https://www.acr.org/Clinical-Resources/Practice-Parameters-and-Technical-Standards. Accessed July 24, 2018.