[Lowered blood pressure, factor of fragility in the elderly].
D000368:Aged; D003937:Diagnosis, Differential; D016330:Frail Elderly; D006801:Humans; D007022:Hypotension / Q000150:complications* / Q000175:diagnosis; D010300:Parkinson Disease / Q000150:complications*; D019518:Postprandial Period; D012307:Risk Factors