There are three levels of ROS recognized by the E/M guidelines: 1  Problem Pertinent ROS : Requires review of ONE system related to current problem(s) 2  Extended ROS: Requires review of TWO to NINE systems. 3  Complete ROS: Requires review of at least 10 systems.
jump to content. Winter Haven is a city in Polk County, Florida, United States. The population was 26,487 at the 2000 census. According to the U.S. Census Bureau's 2007 estimates, the city had a population of 32,577, making it the second most populated city in Polk County.
Winterport is a census-designated place (CDP) in the town of Winterport in Waldo County, Maine, United States. The population was 1,307 at the 2000 census.