CIBA FOUNDATION 

 COLLOQUIA ON AGEING 



VOLUME 4 



Water and Electrolyte Metabolism in Relation 

 to Age and Sex 



Editors for the Ciba Foundation 

 G. E. W. WOLSTENHOLME, O.B.E., M.A., M.B., B.Ch. 



and 

 MAEVE O'CONNOR, B.A. 



With 85 Illustrations 



LITTLE, BROWN AND COMPANY 



BOSTON 



