biopsy esophageal malignant neoplasm leiomyosarcoma myxoid
biopsy esophageal malignant neoplasm leiomyosarcoma myxoid
biopsy esophageal malignant neoplasm leiomyosarcoma myxoid (procedure)
biopsy esophageal malignant neoplasm leiomyosarcoma myxoid (procedure)