Fig. 3From: HPLC estimation of iothalamate to measure glomerular filtration rate in humansUrine concentrations of iothalamate in 20 subjects after a single intravenous bolus injection of 1.5-mL Conray™ 43. Urine iothalamate concentrations ranged between 76.92 and 311.32 μg/mL in the 20 subjects, here error bars represent SEMBack to article page