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- Epidemiology of smoking habit in adolescents : suggetions for prevention / T. Baška ... [et al.] . Central european journal of public health. - ISSN 1210-7778 . - Roč. 7, č. 1 (1999), s. 31-34 : Obr., tab.
- C 1162
- Possibilities of long-term protection against blood-sucking insects and ticks / A. Kočišová, Ľ. Para . Central european journal of public health. - ISSN 1210-7778 . - Roč. 7, č. 1 (1999), s. 27-30 : Obr., tab.
- C 1162