Frequency of visitation in nursing homes: patterns of contact across the boundaries of total institutions.
D005190:Family; D005260:Female; D006801:Humans; D007398:Interpersonal Relations; D007902:Length of Stay; D008297:Male; D009735:Nursing Homes; D010414:Pennsylvania; D012959:Socioeconomic Factors; D014789:Visitors to Patients / Q000523:psychology*