technetium Tc 99m neogalactoalbumin [ 99mTC-NGA,99mTc-galactosylneoglycoalbumin,Tc-99m-NGA,Tc-99m-galactosyl-neoglycoalbumin,Tc-99m-neogalactoalbumin ] radiopharmaceutical designed with galactose added to albumin to provide Tc labeled receptor-binding protein