＜図書＞
Impairments due to injury by class and type of accident, United States, July 1959-June 1961 : statistics on the average prevalence of impairments due to injury, by age, type of impairment, and class and type of accident causing the injury : based on data collected in household interviews during the period July 1959-June 1961
(Public Health Service publication ; no. 1000 . Vital and health statistics ; ser. 10 . data from the National Health Survey ; no. 6)