You should be able to. The other option is stool sample testing for blood. https://www.amazon.com/Second-Generation-Immunochemical-Colorectal-Cancer/dp/B00ICK

You should be able to. The other option is stool sample testing for blood. https://www.amazon.com/Second-Generation-Immunochemical-Colorectal-Cancer/dp/B00ICK0ZPK https://www.amazon.com/Second-Generation-Immunochemical-Colo...