E. M. L. Nardoto, J. M. T. Diniz, and C. E. G. da Cunha, “The profile of victims attended by the Pernambuco prehospital air service”, Rev. Esc. Enferm. USP, vol. 45, no. 1, pp. 237–242, Mar. 2011, doi: 10.1590/S0080-62342011000100033.