Carlos Roberto Ribeiro Carvalho, Bruno Guedes Baldi, Carlos Viana Poyares Jardim, Pedro Caruso
Carvalho CRR, Baldi BG, Jardim VP, Caruso P. Publication of the impact factor of the Brazilian Journal of Pulmonology: a milestone on a long and arduous journey. J Bras Pneumol. 2012;38(4):417-418