1. Fior, R., Mandruzzato, G.P., Fischer-Tamaro, L. Unpublished data.
2. Speech perception in children: are there effects of otitis media?;Eimas,1986
3. Mandruzzato, G.P., Fischer, L. Unpublished data.
4. Comparison of hearing impairment and sociocultural disadvantage in relation to verbal retardation;Hamilton;Br. J. Audiol.,1974
5. Language development in children with early onset of recurrent acute otitis media;Harsten,1994