1 Departament de Matemàtiques i Informàtica, Universitat de Barcelona, Barcelona, Spain. carla.sendra@ub.edu.
2 Departament de Matemàtiques i Informàtica, Universitat de Barcelona, Barcelona, Spain. victor.campello@ub.edu.
3 HP Inc., Barcelona, Spain.
4 Obstetrics and Gynecology Department, School of Medicine, Suez University, Suez, Egypt.
5 Medical Imaging and Image Processing, Center of Informatics Science, Nile University, Sheikh Zayed City , Egypt.
6 Research and Development Division, Intixel, Cairo , Egypt.
7 Department of Radiography, School of Biomedical and Allied Health Sciences, College of Health Sciences, University of Ghana, Accra , Ghana.
8 Division of Midwifery and Radiography, School of Health and Psychological Sciences, University of London, London, UK.
9 Kamuzu University of Health Sciences, Blantyre, Malawi.
10 Department of Electrical Engineering Systems, Laboratory of Engineering System and Telecommunication, University of M'Hamed Bougara Boumerdes, Algiers, Algeria.
11 Obstetrics and Gynecology Department, School of Medicine, Algiers University, Algiers, Algeria.
12 Department of Radiology, Mulago National Referral and Teaching Hospital, Kampala, Uganda.
13 Department of Radiology and Radiotherapy, School of Medicine, Makerere University College of Health Sciences, Kampala, Uganda.
14 Department of Obstetrics and Gynaecology, Aga Khan University Hospital, 3rd Parklands Avenue, Nairobi, Kenya.
15 Centre of Excellence in Women and Child Health, Aga Khan University, Nairobi, Kenya.
16 BCNatal Fetal Medicine Research Center, Hospital Clínic and Hospital Sant Joan de Déu, Universitat de Barcelona, Barcelona, Spain.
17 Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, Spain.
18 Centre for Biomedical Research on Rare Diseases (CIBER-ER), Barcelona, Spain.
19 Barcelona Tech, Universitat Politècnica de Catalunya, Barcelona, Spain.
20 Copenhagen Academy for Medical Education and Simulation and Department of Obstetrics, Rigshospitalet, Copenhagen, Denmark.
21 Departament de Matemàtiques i Informàtica, Universitat de Barcelona, Barcelona, Spain.