Rebeis, E. B.; Campos, J. R. M. de; Fernandez, Ângelo; Moreira, L. F. P.; Jatene, F. B. Anthropometric Index for Pectus Excavatum . Clinics 2007, 62 (5), 599-606. https://doi.org/10.1590/S1807-59322007000500011.