Renal excretion of ammonium and of creatinine: relation to age and to body size in the male [proceedings].
D000367:Age Factors; D001835:Body Weight; D003404:Creatinine / Q000652:urine*; D006801:Humans; D008297:Male; D000644:Quaternary Ammonium Compounds / Q000652:urine*
D000644:Quaternary Ammonium Compounds; D003404:Creatinine