TY - RPRT TI - Nonaneurysmal thunderclap headache with diffuse, multifocal, segmental, and reversible vasospasm. AU - D W Dodick AU - R D Brown AU - J W Britton AU - J Huston PY - 1999 DO - 10.1046/j.1468-2982.1999.019002118.x UR - https://pubmed.ncbi.nlm.nih.gov/10214538/ ID - 10214538 ER -