Sentinel lymph node biopsy as an alternative to wait and see policy in patients with small T1 oral cavity squamous cell carcinoma. - Keski-säntti, >Harri; Kontio, Risto; Leivo, Ilmo; Törnwall, Jyrki; Mätzke, Sorjo; Mäkitie, Antti A.; Atula, Timo (Acta Oto-Laryngologica, 2008)