Abramowicz Jacques S, Condous George, Timmerman Dirk
Ultrasound Services Department of Obstetrics and Gynecology University of Chicago Chicago IL USA.
Acute Gynaecology Early Pregnancy and Advanced Endosurgery Unit Sydney Medical School Nepean University of Sydney Penrith Sydney Australia.
Australas J Ultrasound Med. 2018 Aug 22;21(3):121-124. doi: 10.1002/ajum.12108. eCollection 2018 Aug.