1 School of Medical Education, King's College London, London SE1 1UL, UK; Universities Allied for Essential Medicines, Berlin, Germany. Electronic address: rachelmcc126@gmail.com.
2 School of Medical Education, King's College London, London SE1 1UL, UK; Universities Allied for Essential Medicines, Berlin, Germany.
3 Department of Rheumatology, University College London Hospitals NHS Foundation Trust, London, UK.