[Searching for lost relationships].
Pan Ké Shon
J L
JL
D000293:Adolescent; D000328:Adult; D000368:Aged / Q000523:psychology*; D000369:Aged, 80 and over; D005190:Family / Q000523:psychology*; D006801:Humans; D007398:Interpersonal Relations; D008875:Middle Aged; D012111:Residence Characteristics; D012934:Social Isolation