Ocena diagnostyki chorób zawodowych narzÄ du głosu w I i II instancji na materiale IMP i ZŚ w Sosnowcu w latach 2002-2005

Specifying the diagnostic criteria of teachers' occupational diseases certification have made the significant impact on a consensus of decisions issued by the first and second instances. There was the statistically significant difference between frequency of the clinical diagnosis authorizing to pronounce the occupational disease according to old rules and according to rules which came into force from 2002.