A new test of combined pituitary-testicular function using the gonadotropin-releasing hormone agonist nafarelin in the differentiation of gonadotropin deficiency from delayed puberty: pilot studies.
Ehrmann DA, Rosenfield RL, Cuttler L, Burstein S, Cara JF, Levitsky LL. A new test of combined pituitary-testicular function using the gonadotropin-releasing hormone agonist nafarelin in the differentiation of gonadotropin deficiency from delayed puberty: pilot studies. J Clin Endocrinol Metab. 1989 Nov; 69(5):963-7.