[Studies and research with a view toward creating premises of mental hygiene adapted to various physiological stages in old age. The concept of a crisis of physiological involution].
D000368:Aged; D000369:Aged, 80 and over; D000375:Aging / Q000502:physiology*; D006801:Humans; D008603:Mental Health; D012106:Research
AGING/physiology; MENTAL HYGIENE/in old age