title: [Changes in plasma volume and serum electrolytes by age].
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D002118:Calcium / Q000097:blood; D002712:Chlorides / Q000097:blood; D004573:Electrolytes / Q000097:blood*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010953:Plasma Volume; D011188:Potassium / Q000097:blood; D012964:Sodium / Q000097:blood
chemical_list: D002712:Chlorides; D004573:Electrolytes; D012964:Sodium; D011188:Potassium; D002118:Calcium