Over the course of a year, Washington D.C. plays host to any number of events. Key industry conferences, cultural offerings from the four corners of the globe, and marching axe-grinders willing to protest just about anything. But this year, only one group will make this promise: “Nearly every quadrant of the city will feel the impact of Digestive Disease Week.” MmmmmMMMMMmmM, yyEEAH! Are you prepared to FEEL IT, Washington? Because a quartet of medical societies…