Evaluation of pelvic varicose veins using color Doppler ultrasound: comparison of results obtained with ultrasound of the lower limbs, transvaginal ultrasound, and phlebography
F. S. Barros, José Maria Gomez Perez, E. Zandonade, S. Salles-Cunha, J. L. Monedero, Ariadne Basseti Soares Hilel, Antônio Augusto Barbosa de Menezes, Daniela Souto Barros