1. 1692 No Longer Unknown: A Systematic Review & Meta-Analysis of The Effectiveness of Trans-Oral Surgical Techniques in Identifying Head and Neck Primary Cancer in Carcinoma Unknown Primary. (12th October 2021) Authors: Gao, C; Al-Lami, A; Al-Zuhir, N; Simo, R; Arora, A; Jeannon, J P Journal: British journal of surgery Issue: Volume 108:Supplement 6(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗