Identification of first-voided urinary LH cutoff for the detection of pubertal advancement by comparison with GnRH stimulated gonadotropins 2 years [clinicaltrials_resource:46b04b200d602c2ed940973cd6e670e4]

A collection of first voided urine sample for the measurement of LH.

Identification of first-voided urinary LH cutoff for the detection of pubertal advancement by comparison with GnRH stimulated gonadotropins 2 years [clinicaltrials_resource:46b04b200d602c2ed940973cd6e670e4]

A collection of first voided urine sample for the measurement of LH.