RT Journal Article SR Electronic T1 Further studies of neurohumoral agents in patients with vascular headaches JF Neurology JO Neurology FD Lippincott Williams & Wilkins SP 116 OP 116 DO 10.1212/WNL.11.2.116 VO 11 IS 2 A1 Kimball, Robert W. A1 Friedman, Arnold P. YR 1961 UL http://n.neurology.org/content/11/2/116.abstract AB