Table 3.

The top five citing references, which cited the references in the cluster #5 labeled with ‘depth of invasion’ in the reference analysis

Coverage	Citing reference	First Author	Journal	IF	Year
5	Ajcc 8th edition oral cavity squamous-cell carcinoma staging—is it an improvement on the ajcc 7th edition?	Pollaers, Katherine	Oral Oncol.	3.979	2018
4	Intraoperative depth of invasion is accurate in early-stage oral cavity squamous-cell carcinoma	Moe, Justine	J. Oral. Maxillofac. Surg.	1.642	2019
4	Depth of invasion in patients with early-stage oral cancer staged by sentinel node biopsy	den Toom, Inne J	Head Neck	2.538	2019
4	Elective neck dissection in oral squamous-cell carcinoma: past, present and future	de Bree, Remco	Oral Oncol.	3.979	2019
4	Comparison of the 7th and 8th edition american joint committee on cancer oral cavity staging systems	Cramer, John D	Laryngoscope	2.456	2018