For citations:
Gelfand I.M., Kropotov M.A., Isaeva M.T., Podvyaznikov S.O. The importance in clinical practice of the signal lymph node biopsy in squamous cell carcinoma of the head and neck. Head and Neck Tumors (HNT). 2023;13(4):116-123. (In Russ.) https://doi.org/10.17650/2222-1468-2023-13-4-116-123