title: Some observations on the quantitative analysis of over 1000 urinary calculi.
mesh_terms: D000328:Adult; D000367:Age Factors; D002118:Calcium / Q000032:analysis; D002648:Child; D005006:Ethnicity; D005260:Female; D006801:Humans; D006961:Hyperparathyroidism / Q000150:complications; D008274:Magnesium / Q000032:analysis; D008297:Male; D007691:Medullary Sponge Kidney / Q000150:complications; D010070:Oxalates / Q000032:analysis; D010758:Phosphorus / Q000032:analysis; D000644:Quaternary Ammonium Compounds / Q000032:analysis; D012737:Sex Factors; D014527:Uric Acid / Q000032:analysis; D014545:Urinary Calculi / Q000378:metabolism*
chemical_list: D010070:Oxalates; D000644:Quaternary Ammonium Compounds; D014527:Uric Acid; D010758:Phosphorus; D008274:Magnesium; D002118:Calcium