@article{FrenzelHaslamJunkeretal.2022,
  author    = {Svenja Beatrice Frenzel and S. Alexander Haslam and Nina Mareen Junker and Aidos Bolatov and Valerie A. Erkens and Jan H{\"a}usser and Ronit Kark and Ines Meyer and Andreas Mojzisch and Lucas Monzani and Stephen David Reicher and Adil Samekin and Sebastian C. Schuh and Niklas K. Steffens and Liliya Sultanova and Dina Van Dijk and Llewellyn Ellardus van Zyl and Rolf van Dick},
  title     = {How national leaders keep 'us' safe: A longitudinal, four-nation study exploring the role of identity leadership as a predictor of adherence to COVID-19 non-pharmaceutical interventions},
  journal   = {BMJ Open},
  volume    = {12},
  number    = {5, art. e054980},
  pages     = {1 -- 10},
  doi       = {10.1136/bmjopen-2021-054980},
  year      = {2022},
}