Journal of Epidemiology and Community Health, 75(5), 477-483. BMJ Publishing Group Journal of Epidemiology and Community Health Journal of Epidemiology and Community Health, BMJ Publishing Group, 2020, ⟨10.1136/jech-2020-214274⟩ Journal of Epidemiology and Community Health, 2020, 75 (5), ⟨10.1136/jech-2020-214274⟩