TY - JOUR T1 - Refractory giant cell arteritis: the value of clinical symptoms and imaging JF - BMJ Case Reports JO - BMJ Case Reports DO - 10.1136/bcr-2020-237623 VL - 13 IS - 9 SP - e237623 AU - Alexander Pfeil AU - Marcus Franz AU - Gunter Wolf AU - Martin Freesmeyer Y1 - 2020/09/01 UR - http://casereports.bmj.com/content/13/9/e237623.abstract N2 - ER -