Skeletal maturity of youths 12-17 years : racial, geographic area, and socioeconomic differentials, United States, 1966-1970 / [Alex F. Roche, Jean Roberts, and Peter V.V. Hamill].
出版资料
Hyattsville, Md. : U.S. Dept. of Health, Education, and Welfare, Public Health Service, National Center for Health Statistics ; Washington : For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1978.
复本
载体形态
vi, 98 p. : ill. ; 26 cm.
丛编
Vital and health statistics : Series 11, Data from the National Health Survey ; no. 167