TY - GEN AU - AU - ED - United States. ED - United States. TI - State estimates of disability and utilization of medical services : : United States, 1969-71 T2 - DHEW publication no. (HRA) 77-1241 U1 - US 362.10973 23rd ed. PY - 1977/// CY - Rockville, Maryland PB - U. S. Department of health, education, and welfare KW - Chronically ill -- KW - Statistics. KW - United States -- KW - States -- KW - People with disabilities -- KW - Statistics KW - Statistics, Medical N1 - Derived from the health interview survey ER -