{"type":"rich","version":"1.0","title":"**THE HISTORY OF DENTISTRY**","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/YM4NFniS5Kh3Kx1S/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/60ce0d167892e4a8772b1d52\" frameborder=\"0\" allowfullscreen></iframe>"}