Recent Advances in the Diagnosis and Management of Cluster Headache
BMJ 376:e059577, Schindler, E. & Burish, M.J., 2022
Brief Report:Treatment of Vasospastic Amaurosis Fugax with Calcium-Channel Blockers
NEJM 329:396-398, 4261993., Winterkorn,J.M.S.,et al, 1993