title: C-peptide immunoreactivity (CPR) in urine.
mesh_terms: D002096:C-Peptide / Q000097:blood / Q000652:urine*; D002940:Circadian Rhythm; D005215:Fasting; D005951:Glucose Tolerance Test; D006801:Humans; D010455:Peptides / Q000652:urine*; D011863:Radioimmunoassay
chemical_list: D002096:C-Peptide; D010455:Peptides