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	1.	Brain trace element concentration of rats treated with the plant alkaloid, vincamine. [electronic resource] by Fayed, Abdel-Hasseb A Producer: 20110202 In: Biological trace element research vol. 136 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Serum and testicular trace element concentration in rabbits at different ages. [electronic resource] by Fayed, Abdel-Hasseb A Producer: 20100524 In: Biological trace element research vol. 134 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	Effect of sildenafil citrate (Viagra®) on trace element concentration in serum and brain of rats. [electronic resource] by Fayed, Abdel-Hasseb A Gad, Shereen B Producer: 20120521 In: Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS) vol. 25 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)

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