Hampden county: a model for seamless care.
D003153:Community Health Services; D003266:Continuity of Patient Care; D015658:HIV Infections / Q000517:prevention & control*; D006801:Humans; D008404:Massachusetts; D009096:Multi-Institutional Systems / Q000458:organization & administration*; D011329:Prisoners; D011330:Prisons; D011634:Public Health / Q000379:methods*