Ultrasound in Obstetrics and Gynecology (2021) - Comment
pubmed: 32330331  doi: 10.1002/uog.22053  issn: 0960-7692  issn: 1469-0705 

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Rasha Kamel, Andrea Kaelin Agten, Laure Noel, Tamer Eissa, Marwa Sharaf, Sherif Negm, Baskaran Thilaganathan