Československá hygiena 1988, 33(9):568

Boyko, E. J. et al.: Risk of ulcerative colitis among former and current cigarete smokers. New Engl. J. Med., 316, 1987, 12.

Jaroslav Kříž

Published: September 1, 1988  Show citation

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Kříž J. Boyko, E. J. et al.: Risk of ulcerative colitis among former and current cigarete smokers. New Engl. J. Med., 316, 1987, 12. Československá hygiena. 1988;33(9):568.
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