title: Potentiometric determination of serum ionized calcium in a normal human population.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D000605:Amino Alcohols; D002118:Calcium / Q000097:blood*; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D006985:Hyperventilation / Q000097:blood; D008297:Male; D008875:Middle Aged; D011199:Potentiometry; D013053:Spectrophotometry; D013223:Statistics as Topic; D014357:Trypsin
chemical_list: D000605:Amino Alcohols; D014357:Trypsin; D002118:Calcium