Transient gonadotropin suppression by exogenous testosterone decreases INSL3 in early puberty in boys with constitutional delay of growth and puberty
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We investigated circulating insulin-like peptide 3 (INSL3) in boys with constitutional delay of growth and puberty treated with exogenous testosterone (T) or oral letrozole (Lz). Twenty-eight boys were randomized to Lz (2.5 mg/day; n = 15) or intramuscular T (... ...
