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3. Instituto Nacional de Estudos e Pesquisas Educacionais Anísio Teixeira. Sinopses Estatísticas da Educação Básica 2009[Internet]. Brasília, DF: Instituto Nacional de Estudos e Pesquisas Educacionais; c2011; 2009. Available at: http://portal.inep.gov.br/basica-censo-escolar-sinopse-sinopse. Updated December 20, 2010. Accessed July 17, 2014.
4. Voz do professor: uma revisão de 15 anos de contribuição fonoaudiológica
5. Voice disorders in teachers and their associations with work-related factors: a systematic review;Cantor Cutiva;J Commun Disord,2013