TY - GEN AU - Mathew,N T TI - Long-term subcutaneous sumatriptan in cluster headache SN - 0333-1024 PY - 1995///1027 KW - Clinical Trials as Topic KW - Cluster Headache KW - drug therapy KW - Humans KW - Injections, Subcutaneous KW - Sumatriptan KW - administration & dosage KW - Time Factors N1 - Publication Type: Editorial ER -