An old surgeon finds new work, Part I.
Finley
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D000368:Aged; D003906:Developing Countries; D013502:General Surgery; D006801:Humans; D007563:Jamaica; D007630:Kenya; D012179:Retirement; D018947:Samoa; D014481:United States / Q000208:ethnology; D014838:Volunteers; D000078329:Workforce