malignant neoplasm of esophagus TNM staging distal metastasis (M) M1a
malignant neoplasm of esophagus tnm staging distal metastasis (m) m1a
malignant neoplasm of esophagus TNM staging distal metastasis (M) M1a
malignant neoplasm of esophagus tnm staging distal metastasis (m) m1a