TY - RPRT TI - Medicaid records as a valid data source: the Tennessee experience. AU - C F Federspiel AU - W A Ray AU - W Schaffner PY - 1976 DO - 10.1097/00005650-197602000-00006 UR - https://pubmed.ncbi.nlm.nih.gov/768652/ ID - 768652 ER -