[Disturbances of electrolyte and water metabolism in old people].
D000367:Age Factors; D000368:Aged; D003681:Dehydration; D006801:Humans; D006947:Hyperkalemia; D007008:Hypokalemia; D007010:Hyponatremia; D014883:Water-Electrolyte Imbalance
Poruchy elektrolytového a vodního hospodárství u starých lidí