Hopkins, C; Browne, JP; Slack, R; Lund, V; Topham, J; Reeves, B; Copley, L; Brown, P; van der Meulen, J; (2006) The national comparative audit of surgery for nasal polyposis and chronic rhinosinusitis. Clinical otolaryngology and allied sciences, 31 (5). pp. 390-398. ISSN 0307-7772 https://researchonline.lshtm.ac.uk/id/eprint/6344 Full text not available from this repository.