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British Journal of Industrial Medicine|August 1, 1992
Decline in spirometric variables in grain workers from start of employment: differential effect of duration of follow upJ E Zejda, P Pahwa, J A DosmanPneumonologia I Alergologia Polska|June 4, 1999
[Assessment of answer repeatability in a questionnaire evaluation of respiratory tract symptoms in children]B Jaźwiec-Kanyion, R Złotkowska, J E ZejdaMedycyna Pracy|November 17, 1998
[Low back pain syndrome in coal miners: preliminary results of an epidemiological study]J E Zejda, T S Gaździk, I CzekajMedycyna Pracy|January 1, 1996
[Back pain in coal miners of anthracite coal--pilot study results]I Limburska, T S Gaździk, J E ZejdaThe Western Journal of Medicine|January 1, 1993
Epidemiology of health and safety risks in agriculture and related industries. Practical applications for rural physiciansJ E Zejda, H H McDuffie, J A DosmanEuropean Journal of Epidemiology|February 1, 1996
Respiratory symptoms in children of Upper Silesia, Poland cross-sectional study in two towns of different air pollution levelsJ E Zejda, M Skiba, A Orawiec, et al.Central European Journal of Public Health|June 1, 1997
Blood lead levels in urban children of Katowice Voivodship, Poland: results of the population-based biomonitoring and surveillance programJ E Zejda, J Grabecki, B Król, et al.Central European Journal of Public Health|May 1, 1995
Blood lead concentrations in school children of Upper Silesian Industrial Zone, PolandJ E Zejda, A Sokal, J Grabecki, et al.American Journal of Industrial Medicine|May 1, 1993
Respiratory health status in swine producers using respiratory protective devicesJ E Zejda, T S Hurst, E M Barber, et al.International Archives of Occupational and Environmental Health|May 20, 1998
Exposure to lead and other metals in children from Katowice district, PolandK Osman, J E Zejda, A Schütz, et al.Pageof 3