%0 Journal Article %T EL PLACEBO: LUCES Y SOMBRAS %A D¨ªaz Nov¨¢s %A Jos¨¦ %J Revista Habanera de Ciencias M£¿£¿dicas %D 2008 %I Ministerio de Salud Publica %X a review of the definition of the concept of placebo is made, as well as the placebo effect, its reactions in the organism, its utility in research, its possible uses in medical practice and the dangers of its use. it is pointed out how its ignorance leads to give other medications and practices supposedly benefits only attributable to the described effect. %K placebo %K placebo effect. %U http://scielo.sld.cu/scielo.php?script=sci_abstract&pid=S1729-519X2008000400011&lng=en&nrm=iso&tlng=en