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The objective of this study was to determine whether the hormonal response to a GnRH agonist (nafarelin) challenge differentiates hypogonadotropinism from delayed puberty as well as the sleep test(More)
There is evidence that the capacity to synthesize gonadotropins is less in teenage boys with gonadotropin deficiency (GD) than in those with constitutional delay of puberty (DP). We hypothesized that(More)