Does use of Medicare claim data to measure county-level variations in the incidence of colorectal carcinoma?
Medicare files are a potential alternative source of national data for the study of colorectal carcinoma incidence among the elderly at the county level. The data also suggest significant variations among counties in colorectal carcinoma incidence, stage, and mortality that could be used in public health initiatives.
Although 2-chloroprocaine has binding affinity at mu and kappa opioid receptor sites, it does not appear to act through an opioid receptor to antagonize the physiologic effects of fentanyl.