1. WHO/CI BA Foundation Workshop. Prevention of hearing impairment from chronic otitis media. WHO/PDH/98.4. London: CI BA Foundation, 1996 World Health Organization. 2008. The global burden of disease. 2004 update
2. Vikram BK, Khaja N, Udayashankar SG et al (2008) Clinico-epidemiological study of complicated and uncomplicated chronic suppurative otitis media. J Laryngol Otol 122:442–526
3. Akinpelu OV, Amusa YB, Komolafe EO et al (2008) Challenges in management of chronic suppurative otitis media in a developing country. J Laryngol Otol 122:16–20
4. Chowdhury MA, Alauddin A (2002) Comparative study between tubotympanic and atticoantral type of chronic suppurative otitis media. Bangladesh Med Res Counc Bull 28(1):36–44
5. Mills RP (1997) Scott-Brown’s Otolaryngology, 6th ed. In: Management of chronic suppurative otitis media. Chapter 10 Butterworth-Heinemann, Oxford