tokens: An increase in hypothalamic expression of at least two of the erbB receptors is initiated before the pubertal augmentation of gonadal steroid secretion and is completed on the day of the first preovulatory surge of gonadotropins .
folded_tokens: a increase in hypothalamic expression of at least two of the erbb receptor be initiate before the pubertal augmentation of gonadal steroid secretion and be complete on the day of the first preovulatory surge of gonadotropin .