The publishers apologize for an error in the list of authors. The correct list, with affiliation indicators, should read as follows:
Nivaldo Ferreira do Nascimento1,2, Talita Maria Lázaro1, Nathalia Raissa de Alcântara Rocha1, José Augusto Senhorini2, Silvio Carlos Alves dos Santos3, Laura Satiko Okada Nakaghi1 and George Shigueki Yasui2