Jump to 4s on guideline inclusion with caveats- will be indicated as a less effective compared to colonoscopy alternative for general not at risk population. Gradual rise to 7-8s over next year or so as insurance companies put into their officially paid lists- most pay, just as matter of company practice not in their official guidelines yet. Teens on CMS in 2008. Some dilution keeping move from being stronger. Move to 20s-30s on revs and more indications post 2008.