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1 Pulmonary Division, Internal Medicine Department, Medical School of Ribeirão Preto, University of São Paulo, São Paulo, Brazil. Electronic address: baddini@fmrp.usp.br.
1 Pulmonary Division, Internal Medicine Department, Medical School of Ribeirão Preto, University of São Paulo, São Paulo, Brazil. Electronic address: baddini@fmrp.usp.br.