title: The preparation and control of pyrrolidino-methyl tetracycline labelled with 99mTc.
mesh_terms: D000818:Animals; D006801:Humans; D007553:Isotope Labeling; D007668:Kidney / Q000000981:diagnostic imaging / Q000378:metabolism; D011877:Radionuclide Imaging; D051381:Rats; D013667:Technetium; D013754:Tetracyclines / Q000378:metabolism; D014018:Tissue Distribution
chemical_list: D013754:Tetracyclines; D013667:Technetium