[Prologue. Community nursing].
D003151:Community Health Centers / Q000458:organization & administration; D003152:Community Health Nursing; D003256:Community Participation; D003220:Conflict, Psychological; D014943:Global Health; D006040:Goals; D006291:Health Policy; D006297:Health Services Accessibility; D006301:Health Services Needs and Demand; D006801:Humans; D024802:Nurse's Role; D011320:Primary Health Care / Q000458:organization & administration*; D013030:Spain