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Title
National estimates of the timing of sexual maturation and racial differences among US children.
Authors
Sun, Shumei S; Schubert, Christine M; Chumlea, William Cameron; Roche, Alex F; Kulin, Howard E; Lee, Peter A; Himes, John H; Ryan, Alan S
Abstract
To provide clinically meaningful, normative reference data that describe the timing of sexual maturity indicators among a national sample of US children and to determine the degree of racial/ethnic differences in these estimates for each maturity indicator.