title: Verification of a practical method for making individual corrections for inhomogeneities in the thorax.
mesh_terms: D003037:Cobalt Radioisotopes / Q000627:therapeutic use; D004938:Esophageal Neoplasms / Q000532:radiotherapy*; D006801:Humans; D011867:Radioisotope Teletherapy; D011879:Radiotherapy Dosage
chemical_list: D003037:Cobalt Radioisotopes