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	1.	Statistical analyses of air pollution sampling frequency in an epidemiologic study. [electronic resource] by Giever, P M Ruch, W E Producer: 19711201 In: American Industrial Hygiene Association journal vol. 32 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Control of paint overspray in autobody repair shops. [electronic resource] by Heitbrink, W A Wallace, M E Bryant, C J Ruch, W E Producer: 19951120 In: American Industrial Hygiene Association journal vol. 56 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	Respirator cartridge efficiency studies. I. Experimental design. [electronic resource] by Ruch, W E Nelson, G O Lindeken, C L Johnsen, R G Hodgkins, D J Producer: 19721019 In: American Industrial Hygiene Association journal vol. 33 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Evaluative research and methods development for the assessment of training effectiveness in occupational respiratory protection. [electronic resource] by Bryant, C J Cole, H P Umberger, G H Kwak, E Ruch, W E Colligan, M J Producer: 19921001 In: Scandinavian journal of work, environment & health vol. 18 Suppl 2 Availability: No items available. Save to lists Add to cart (remove)

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