1. Anaerobic bacteria in chronic supprative otitis media;Ayyagari;Indian J. Med. Res.,1931
2. Chronic otitis media in children: microbiological studies;Brook;Am. J. Dis. Child.,1980
3. Aerobic and anaerobic bacteriology of cholesteatoma;Brook;Laryngoscope,1981
4. Anaerobic Infections in Childhood;Brook,1983
5. Prevalence of beta lactamase producing bacteria in chronic otitis media;Brook;Am. J. Dis. Child.,1985