[The sick elderly person: symptomatology, psychological and therapeutic particularities].
Ruel
Nathalie
N
Service de gériatrie, Centre hospitalier de la région d'Annecy, Pringy Cedex, France.
Debray
Mathieu
M
D000368:Aged; D016330:Frail Elderly; D015577:Geriatric Assessment; D006801:Humans