<prompt> GFR is best measured with which of the following?IodohippurateTc99m-DTPATc99m-MAG3Tc99m-DMSA  <response>: Tc-99m MAG3 mercaptoacetyltriglycine is one of the technetium radiopharmaceuticals used in renal imaging. ... excretion: renal both glomerular filtration and tubular excretion; Ref ganongs review of medical physiology 25e 