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&lCkou|h th« aachod of aaAlyiit of ear rctultt it aora rigore** 

 tiMQ th«e Mttd br other «Mrk«r« la chis field it e«a bo imfrovi oa 

 by tho uio o?^n^(o coa^ccr. This aoro coapltx sulytio i« now being 

 carried ouc "Wd iVt* hoped thee it will yield further tlgnificant 

 results, which WU be re^rced later. 



The final retuLC^ of this and future experiaeatt aay help to 

 elucidate the node of action of aicotloc during saoking. One current 

 hypochesit is that saokiog mjrj assist sooe people to optiaise the level 

 '' of activity in the brain. ^^.^ 



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