Dispensary follow-up--prophylactic method for acute chronicity.
D000368:Aged; D000553:Ambulatory Care / Q000458:organization & administration; D002908:Chronic Disease; D004957:Estonia; D005500:Follow-Up Studies; D006801:Humans; D008875:Middle Aged; D011314:Preventive Health Services / Q000458:organization & administration*; D013997:Time Factors