A fascinating journey.
D004521:Educational Measurement; D004641:Emigration and Immigration / Q000266:history*; D005550:Foreign Medical Graduates / Q000193:education*; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D013903:Thoracic Surgery / Q000193:education; D014481:United States; D000078329:Workforce