"X-linked, recessive pattern of inheritance" . "X-linked recessive inheritance" . "sex-linked recessive" . . "recessive disorder" . . . "X-linked disorders" . "X-linked recessive inheritance" . "XR" . "X-linked genetic condition" . "X-linked conditions" . "X-linked" . "X-linked recessive disorders" . "X-linked recessive pattern" . . "X-linked recessive" . . "X-linked recessive forms" . "x-linked recessive" . "carrier" . "X-linked genetic disorder" . "X-linked recessive disorder" . "x-linked recessive inheritance" . "X-linked inheritance" . "x-linked" . . . . .