title: Supersaturation levels and crystallization rates of calcium oxalate from urines of normal humans and stone formers determined by a 14C-oxalate technique.
mesh_terms: D002118:Calcium / Q000652:urine*; D002250:Carbon Radioisotopes; D011232:Chemical Precipitation; D003460:Crystallization; D006801:Humans; D007700:Kinetics; D008722:Methods; D010070:Oxalates / Q000652:urine*; D014545:Urinary Calculi / Q000652:urine*
chemical_list: D002250:Carbon Radioisotopes; D010070:Oxalates; D002118:Calcium