1. Exposure to grain dust: I. A study of the effects;Williams;J Occup Med,1964
2. Respiratory abnormalities among grain handlers: a clinical physiologic and immunologic study;DoPico;Am Rev Respir Dis,1977
3. A health study of grain handlers in St. Lawrence River Ports [Abstract];Becklake;Am Rev Respir Dis,1977
4. Epidemiological health survey of grain elevator workers in British Columbia;Chan-Yeung;Am Rev Respir Dis,1980
5. Comparison of respiratory variables in grain elevator workers and civic outside workers in Thunder Bay, Canada;Broder;Am Rev Respir Dis,1979