[Contribution to the study of malignant connective tumors of the esophagus: leioblastic sarcoma].
D004938:Esophageal Neoplasms; D006801:Humans; D007890:Leiomyosarcoma; D008499:Medical Records; D009369:Neoplasms; D012509:Sarcoma
ESOPHAGUS/neoplasms; LEIOMYOSARCOMA/case reports