2717077 GnRH gonadotropin-releasing hormone 10393 3905430 GnRHa gonadotropin-releasing hormone agonist 1806 3905423 GnRH-I gonadotropin-releasing hormone-I 75 1966157 GnRH-II gonadotropin-releasing hormone 16 1009582 GRH gonadotropin-releasing hormone 10 3905420 GnRH I gonadotropin-releasing hormone 9 3905394 GnRHR gonadotropin-releasing hormone 6 3293613 GnRH agonist gonadotropin-releasing hormone 2 1966164 GnRHir gonadotropin-releasing hormone 2 997029 GII gonadotropin-releasing hormone 1 3905432 Gn-RH-a gonadotropin-releasing hormone 1 1889725 GnRH analog gonadotropin-releasing hormone 1