to compare the results of esophageal cancer therapy 4 therapeutic modalities were employed : the 1st group -- chemoradiotherapy ( methotrexate at a weekly dose of 45 mg ) , the 2nd group -- chemoradiotherapy ( methotrexate at a dose of 10 mg alternating with prospidin at a dose of 200 mg ) , the 3rd group -- radiotherapy ( inhibitory radiation ) , the 4th group -- radiotherapy ( gamma-beam therapy ) .
C0014859
esophageal
C0025677
methotrexate