Reference equation for measurement of the maximal dynamic inspiratory muscle pressure index (S-Index) in healthy Brazilian adults
Luis Felipe da Fonseca Reis1, Cleber da Penha1, Pamela do Carmo Dosso da Silva1, Aline Oliveira Martins Soares de Mendonça1, Ana Carolina Sebastião da Silva1, Clara Pinto Diniz2, Flavia Mazzoli-Rocha2, Arthur de Sá Ferreira1, Agnaldo José Lopes1,3