“…The prevalence of oath taking varies globally from a full 100% of medical students in the Netherlands and Brazil to, for instance, 50–70% in the UK4 and close to zero in many African countries 5. In addition, not only does the content of medical oaths vary considerably across medical schools in the USA and Canada, as Greiner and Kaldjian2 describe, but it also does so within other countries and around the world 6…”