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	1.	The seasonal, weekly, and daily cycles of atmospheric smoke content in central Montreal. [electronic resource] by Summers, P W Producer: 19661016 In: Journal of the Air Pollution Control Association vol. 16 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Source and budget of sulfate in precipitation from central Alberta, Canada. [electronic resource] by Summers, P W Hitchon, B Producer: 19730806 In: Journal of the Air Pollution Control Association vol. 23 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	Comparative study of host resistance of guinea pigs and rats. I. Virulence of Diplococcus pneumoniae and Bacillus anthracis for guinea pigs and rats. [electronic resource] by NUNGESTER, W J MOORE, V MIKA, L SUMMERS, P W Producer: 20030501 In: The Journal of infectious diseases vol. 96 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Effects of low ambient levels of ozone and sulfates on the frequency of respiratory admissions to Ontario hospitals. [electronic resource] by Burnett, R T Dales, R E Raizenne, M E Krewski, D Summers, P W Roberts, G R Raad-Young, M Dann, T Brook, J Producer: 19940621 In: Environmental research vol. 65 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)