Letter: Role of hypothalamic releasing hormones in the central nervous system.
D002490:Central Nervous System / Q000032:analysis*; D007987:Gonadotropin-Releasing Hormone / Q000032:analysis*; D006801:Humans; D007031:Hypothalamus / Q000201:enzymology*; D013973:Thyrotropin-Releasing Hormone / Q000032:analysis*
D007987:Gonadotropin-Releasing Hormone; D013973:Thyrotropin-Releasing Hormone