References
  1. The British Association of Otorhinolaryngologists – Head and Neck Surgeons Comparative Audit Group and The Royal College of Surgeons of England Clinical Effectiveness Unit. National Prospective Tonsillectomy Audit – Final report of an audit carried out in England and Northern Ireland between July 2003 and September 2004. The Royal College of Surgeons of England. 2005.
  2. The Royal College of Surgeons of England. Tonsillectomy – Commissioning Guide. The Royal College of Surgeons of England. 2013.
  3. The Royal College of Surgeons of England. Tonsillectomy – Commissioning Guide. The Royal College of Surgeons of England. 2021.
  4. Moumoulidis I, Martinez Del Pero M, Brennan L, Jani P. Haemostasis in head and neck surgical procedures: Valsalva manoeuvre versus Trendelenburg tilt. The Annals of The Royal College of Surgeons of England. 2010;92(4):292-294.