Background Policymakers in many countries promote collaboration between health care
organizations and other sectors as a route to improving population health. Local …

Objectives: Formal consensus development methods are ways of obtaining and
synthesising views of experts, opinion leaders and other stakeholders, and are increasingly …

Objectives: To determine the strength of evidence for the effectiveness of mental health
interventions for patients with three common somatic conditions (chronic fatigue syndrome …

Objective To develop and validate revised classification criteria for granulomatosis with
polyangiitis (GPA). Methods Patients with vasculitis or comparator diseases were recruited …

Objective To develop and validate revised classification criteria for eosinophilic
granulomatosis with polyangiitis (EGPA). Methods Patients with vasculitis or comparator …

Objective To develop and validate classification criteria for microscopic polyangiitis (MPA).
Methods Patients with vasculitis or comparator diseases were recruited into an international …

Objective To develop and validate updated classification criteria for giant cell arteritis (GCA).
Methods Patients with vasculitis or comparator diseases were recruited into an international …

Objective To develop and validate new classification criteria for Takayasu arteritis (TAK).
Methods Patients with vasculitis or comparator diseases were recruited into an international …

Bhaskar Dasgupta1, Frances A. Borg1, Nada Hassan1, Leslie Alexander1, Kevin
Barraclough2, Brian Bourke3, Joan Fulcher4, Jane Hollywood1, Andrew Hutchings5, Pat …

Background Giant cell arteritis (GCA) is a relatively common form of primary systemic
vasculitis, which, if left untreated, can lead to permanent sight loss. We compared ultrasound …