Trischler-Čeke, Z., Bandić, D. and Planinić, M. (2008) “Nasopharyngeal colonisation and resistance of streptococcus pneumoniae, moraxella catarrhalis and haemophilus influenzae in pre-school children with diagnosis otitis media acuta”, Paediatria Croatica, 52(2), pp. 65–70. doi:10.13112/pc.947.