Renal deconvolution and the poor injection.
D000368:Aged; D002675:Child, Preschool; D003951:Diagnostic Errors; D005260:Female; D006801:Humans; D007275:Injections, Intravenous; D007674:Kidney Diseases / Q000000981:diagnostic imaging*; D008297:Male; D008954:Models, Biological; D011877:Radionuclide Imaging