Methodology of Burden-of-headache Studies
M Al Jumah, College of Medicine, King Abdullah International Medical Research Center, Riyadh, Saudi Arabia
GL Birbeck, University of Rochester, Rochester, NY, USA, University of Zambia, Lusaka, and Chikankata Health Services, Mazabuka, Zambia
S Chatterji, World Health Organization, Geneva, Switzerland
T Dua, World Health Organization, Geneva, Switzerland
G Gururaj, National Institute for Mental Health and Neurosciences (NIMHANS), Bangalore, India
R Jensen, Danish Headache Center, Glostrup Hospital, Glostrup, Denmark
Z Katsarava, Evangelical Hospital Unna, Unna, and University of Duisburg-Essen, Germany
RB Lipton, Albert Einstein College of Medicine, Bronx, NY, USA
LP de Queiroz, Universidade Federal de Santa Catarina, Florianopólis, SC, Brazil
AI Scher, Uniformed Services University, Bethesda, MD, USA
TJ Steiner, Norwegian University of Science and Technology (NTNU), Trondheim, Norway, and Imperial College London, London, UK
LJ Stovner, Norwegian University of Science and Technology (NTNU), and St Olavs Hospital, Trondheim, Norway
R Tekle-Haimanot, Addis Ababa University, Addis Ababa, Ethiopia
S-J Wang, National Yang‐Ming University School of Medicine and Taipei Veterans General Hospital, Taipei, Taiwan