Improving the diagnostic quality of radiographs by reduction.
D003486:Cyanides; D005292:Ferricyanides; D007455:Iodine; D010084:Oxidation-Reduction; D011856:Radiographic Image Enhancement; D011861:Radiography, Dental; D013885:Thiosulfates; D013890:Thiourea
D003486:Cyanides; D005292:Ferricyanides; D013885:Thiosulfates; C007931:hexacyanoferrate III; D007455:Iodine; D013890:Thiourea