Patient follow-up in a long-term study.
D000300:Adoption; D001291:Attitude of Health Personnel; D001294:Attitude to Health; D002648:Child; D002657:Child Development; D002674:Child, Institutionalized; D002675:Child, Preschool; D005260:Female; D005500:Follow-Up Studies; D005581:Foster Home Care; D006268:Health Facilities / Q000600:supply & distribution; D006280:Health Workforce; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D007231:Infant, Newborn; D007360:Intelligence; D008297:Male; D009042:Motivation; D011787:Quality of Health Care; D012111:Residence Characteristics; D012494:Sampling Studies; D012959:Socioeconomic Factors