Peña, Joseph E; Ufberg, David; Cooney, Nancy; Denis, André L (2000). “Usefulness of Doppler sonography in the diagnosis of ovarian torsion”. 《Fertility and Sterility》 73 (5): 1047–50. doi:10.1016/S0015-0282(00)00487-8. PMID10785237.
Zanforlin Filho SM, Araujo Júnior E, Serafini P, 외. (April 2008). “Diagnosis of ovarian torsion by three-dimensional power Doppler in first trimester of pregnancy”. 《J. Obstet. Gynaecol. Res.》 34 (2): 266–70. doi:10.1111/j.1447-0756.2008.00768.x. PMID18412795.
Peña, Joseph E; Ufberg, David; Cooney, Nancy; Denis, André L (2000). “Usefulness of Doppler sonography in the diagnosis of ovarian torsion”. 《Fertility and Sterility》 73 (5): 1047–50. doi:10.1016/S0015-0282(00)00487-8. PMID10785237.
Zanforlin Filho SM, Araujo Júnior E, Serafini P, 외. (April 2008). “Diagnosis of ovarian torsion by three-dimensional power Doppler in first trimester of pregnancy”. 《J. Obstet. Gynaecol. Res.》 34 (2): 266–70. doi:10.1111/j.1447-0756.2008.00768.x. PMID18412795.