title: Human chorionic gonadotrophin and active ankylosing spondylitis.
authors.forename: L J
authors.initials: LJ
authors.lastname: Jara
authors.forename: L R
authors.initials: LR
authors.lastname: Espinoza
mesh_terms: D006063:Chorionic Gonadotropin / Q000627:therapeutic use*; D006801:Humans; D013167:Spondylitis, Ankylosing / Q000188:drug therapy*
chemical_list: D006063:Chorionic Gonadotropin