[On the effectiveness of radiotherapy in patients with cancer of the upper segment of the esophagus by different methods].
GOL'DSHTEIN
L M
LM
BYCHENKOVA
M N
MN
ZALESSKAIA
L I
LI
D004938:Esophageal Neoplasms; D006801:Humans; D009369:Neoplasms; D011878:Radiotherapy
ESOPHAGUS/neoplasms; RADIOTHERAPY