The ranking of healthcare systems can vary depending on the source and methodology used. However, according to recent rankings from different sources, the following ten countries are often considered to have the most advanced healthcare systems:
1. Switzerland
2. Singapore
3. Japan
4. Sweden
5. Germany
6. Australia
7. Norway
8. Netherlands
9. Canada
10. France
It is essential to note that the rankings can change over time, and different sources may have slightly different lists.