Economic feasibility and patient diagnostic mix of family nurse practitioners .
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002140:California; D002648:Child; D002675:Child, Preschool; D004509:Education, Nursing, Continuing; D005194:Family Practice; D005260:Female; D006123:Group Practice / Q000458:organization & administration*; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D009017:Morbidity; D009722:Nurse Practitioners / Q000191:economics* / Q000193:education / Q000706:statistics & numerical data; D010361:Patients / Q000145:classification; D010820:Physicians / Q000706:statistics & numerical data; D011331:Private Practice / Q000458:organization & administration*; D012737:Sex Factors