Three-dimensional (3D) contrast-enhanced power Doppler imaging in Legg-Calvé-Perthes disease - Doria, Andréa Schwarz; Guarniero, Roberto; Molnar, Laszlo Jozsef; Modena, Marcelo; Cunha, Fabiano G.; Godoy Junior, Rui Maciel de; Cerri, Giovanni Guido (Pediatric Radiology, 2000)