Skeletal maturity of children 6-11 years: racial, geographic area, and socioeconomic differentials, United States.

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@article{Roche1975SkeletalMO, title={Skeletal maturity of children 6-11 years: racial, geographic area, and socioeconomic differentials, United States.}, author={Alex F. Roche and Joyce M Roberts and P V Hamill}, journal={Vital and health statistics. Series 11, Data from the national health survey}, year={1975}, volume={149}, pages={1-81} }