Green, B., Wang, C., Anderson, M., Vernon, S., Chubak, J., Meenan, R., & Fuller, S. (2013). A2-2: Systems of Support to Increase Colorectal Cancer Screening (SOS): A 2-Year Randomized Trial of an Automated Intervention with Stepped Increases of Support to Increase Uptake of Colorectal Cancer Screening. Marshfield Clinic.

Green, Beverly, Ching-Yun Wang, Melissa Anderson, Sally Vernon, Jessica Chubak, Richard Meenan, e Sharon Fuller. A2-2: Systems of Support to Increase Colorectal Cancer Screening (SOS): A 2-Year Randomized Trial of an Automated Intervention With Stepped Increases of Support to Increase Uptake of Colorectal Cancer Screening. Marshfield Clinic, 2013.

Green, Beverly, et al. A2-2: Systems of Support to Increase Colorectal Cancer Screening (SOS): A 2-Year Randomized Trial of an Automated Intervention With Stepped Increases of Support to Increase Uptake of Colorectal Cancer Screening. Marshfield Clinic, 2013.