malignant neoplasm of hard palate TNM staging regional lymph nodes (N) N1
malignant neoplasm of hard palate tnm staging regional lymph nodes (n) n1
malignant neoplasm of hard palate TNM staging regional lymph nodes (N) N1 (diagnosis)
malignant neoplasm of hard palate tnm staging regional lymph nodes (n) n1 (diagnosis)