An illustration of how harmful the degree of freedom of the researcher is using the article entitled “Reliability and validity of the Brazilian version of the Pittsburgh Sleep Quality Index in adolescents” as an example Madalena S. Santos

Answer to the Letter “An illustration of how harmful the degree of freedom of the researcher is using the article entitled “Reliability and validity of the Brazilian version of the Pittsburgh Sleep Quality Index in adolescents” as an example” Rodrigo Cappato de Araújo

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