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	1.	The effect of changing resources--implications for curriculum planning. [electronic resource] by Ketchen, E Producer: 19751101 In: NLN publications no. 16-1551 Availability: No items available. Save to lists Add to cart (remove)
	2.	Hazardous materials management and control program at Oak Ridge National Laboratory--health protection. [electronic resource] by Ketchen, E Porter, W Producer: 19820225 In: American Industrial Hygiene Association journal vol. 42 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	The toxic materials control program at ORNL revisited. [electronic resource] by Ketchen, E Porter, W Producer: 19800923 In: American Industrial Hygiene Association journal vol. 41 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	The biological effects of magnetic fields on man. [electronic resource] by Ketchen, E E Porter, W E Bolton, N E Producer: 19780426 In: American Industrial Hygiene Association journal vol. 39 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)

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