State estimates of disability and utilization of medical services : United States, 1969-71 - Rockville, Maryland : U. S. Department of health, education, and welfare, 1977 - vi, 108 p.: ills., charts ; 26 cm. - DHEW publication no. (HRA) 77-1241 . - DHEW publication no. (HRA) 77-1241 .

Derived from the health interview survey


Chronically ill -- --United States -- --States -- --Statistics.
People with disabilities -- --United States -- --States -- --Statistics.


United States -- --Statistics, Medical.

US 362.10973 / Un 31(jan./1977)