Halo score (temporal artery, its branches and axillary artery) as a diagnostic, prognostic and disease monitoring tool for Giant Cell Arteritis (GCA). - Sebastian A; van der Geest KSM; Coath F; Gondo P; Kayani A; Mackerness C; Hadebe B; Innes S; Jackson J; Dasgupta B (BMC rheumatology, 2020)