الفترة:
Subjects: Elderly; Persons; Physiological aspects
Subjects: Elderly; Private sector; Public sector; Social security; Social welfare
Subjects: Elderly; Self-esteem; Social sciences; Social status; Statistics
Subjects: Negativity bias; Quality of life; Social development; Social groups
Subjects: Human services; Social justice; Social problems; Social welfare; Youth
Subjects: Quality of life; Skills; Standard deviations; Thinking; World health