title: Some principles of dosimetry in photodynamic action experiments.
mesh_terms: D003090:Coliphages / Q000378:metabolism / Q000528:radiation effects; D008027:Light; D008433:Mathematics; D010100:Oxygen / Q000378:metabolism; D010777:Photochemistry; D011830:Radiation Effects; D011874:Radiometry
chemical_list: D010100:Oxygen