title: Indirect measure of oxalic acid in urine by atomic absorption spectrophotometry.
mesh_terms: D002118:Calcium / Q000032:analysis; D002122:Calcium Chloride; D055598:Chemical Phenomena; D011232:Chemical Precipitation; D002621:Chemistry; D005069:Evaluation Studies as Topic; D006801:Humans; D008722:Methods; D010070:Oxalates / Q000652:urine*; D012964:Sodium; D013054:Spectrophotometry, Atomic
chemical_list: D010070:Oxalates; D012964:Sodium; D002122:Calcium Chloride; D002118:Calcium