malignant neoplasm of subglottis TNM staging regional lymph nodes (N) N2c
malignant neoplasm of subglottis tnm staging regional lymph nodes (n) n2c
malignant neoplasm of subglottis TNM staging regional lymph nodes (N) N2c (diagnosis)
malignant neoplasm of subglottis tnm staging regional lymph nodes (n) n2c (diagnosis)