มาดูรายได้หมอฟันที่อเมริกากัน

In 2014, average annual net income for general practitioner dentists was $174,780; $322,200 for specialists; $183,340 for owner general practitioners; and $134,020 for nonowner general practitioners, according to HPI. When adjusted for inflation, average incomes have "decreased significantly for all general practitioners since the peak value of $219,378" in 2005, according to the research brief. 



http://www.ada.org/en/publications/ada-news/2016-archive/january/health-policy-institute-reports-dentists-earnings-as-stagnant