While some may question that ACOs will live up to their promise, these groupings are redefining what this means to be a high-performing health system and showing that coordination of care improves quality, bends the price curve, and delivers worth.’.. AMGA to convene more than 600 participants at IQL 2012 Annual Conference The American Medical Group Association is convening a lot more than 600 participants, representing the leaders of the country’s preeminent doctor organizations, at the IQL 2012 Annual Conference, October 3 – 5 at the Gaylord National Harbor Holiday resort & Conference Center in National Harbor, MD.The researchers found that boys had an overall increase of 2.2 % per year and experienced peak rates of ACL tears at age 17. Among men, only the 15 – to 16-year-olds had a substantial rise. The info we were able to get from this database may be the first true incidence data to show that what we’ve been viewing and observing inside our practices for days gone by ten to 20 years is indeed going on. That is to say, the incidence of ACL tears is increasing, study writer Dr. John Todd Lawrence, an attending orthopedic surgeon at The Children’s Medical center of Philadelphia, told CBS News. Lawrence said the math is simple: ACL injuries are going up because children and teens are playing more sports.