Endangered species.
Harris
Edward D
ED
D002983:Clinical Competence; D004501:Education, Medical / Q000458:organization & administration* / Q000706:statistics & numerical data; D005194:Family Practice / Q000193:education / Q000706:statistics & numerical data*; D006801:Humans; D011320:Primary Health Care / Q000458:organization & administration*; D014481:United States