Response to: 'Diagnostic accuracy of novel ultrasonographic halo score for giant cell arteritis: methodological issues' by Ghajari and Sabour

Affiliations

• ¹ Rheumatology and Clinical Immunology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands.
• ² Rheumatology, Southend University Hospital NHS Foundation Trust, Westcliff-on-Sea, Essex, UK.
• ³ Rehabilitation Medicine, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands.
• ⁴ Medical Centre for Rheumatology Berlin-Buch, Immanuel-Krankenhaus GmbH, Berlin, Berlin, Germany.
• ⁵ Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Oxford, Oxfordshire, UK.
• ⁶ Rheumatology, Southend University Hospital NHS Foundation Trust, Westcliff-on-Sea, Essex, UK bhaskar.dasgupta@southend.nhs.uk.