00418nam a2200157Ia 45000010005000000080041000050200018000460400013000640820018000771000017000952450079001122600009001913000011002005460007002116500042002188779140325s9999    xx            000 0 und d  a0-06-017044-1  cPK-LaUMT  a 613.2bHAA-E  aHaas, Robert  aEat smart, think smart : How to use nutrients and supplementcHaas, Robert  c1994  a219 p.  aEN  aMental efficiency-Nutritional aspects