First trimester examination of fetal anatomy: clinical practice guideline by the World Association of Perinatal Medicine (WAPM) and the Perinatal Medicine Foundation (PMF)

Nicola Volpe1¹ ((Project Initiator, Study Designer, Data Analyst, Results Interpreter, Manuscript Writer, Final Reviewer)) Cihat Şen2² ((Project Initiator, Study Supervisor, Results Interpreter, Manuscript Writer, Final Reviewer)) Şifa Turan3³ ((Data Analyst, Literature Researcher)) Waldo Sepulveda4⁴ ((Data Analyst, Results Interpreter, Literature Researcher)) Asma Khalil5⁵ ((Data Analyst, Results Interpreter)) Daniel Rolnik6⁶ ((Results Interpreter)) Valentina De Robertis7⁷ ((Data Collector, Data Analyst, Literature Researcher)) Paolo Volpe8⁸ ((Data Analyst, Results Interpreter)) Petya Chaveeva9⁹ ((Data Collector, Results Interpreter, Literature Researcher)) Themistoklis Dagklis10¹⁰ ((Results Interpreter, Literature Researcher)) Ritsuko K. Pooh11¹¹ ((Results Interpreter)) Przemyslaw Kosinski12¹² ((Results Interpreter)) Jader Cruz13¹³ ((Results Interpreter)) Erasmo Huertas14¹⁴ ((Data Analyst)) Francesco D'Antonio15¹⁵ ((Data Analyst, Literature Researcher)) Jesus Rodriquez Calvo16¹⁶ ((Data Analyst)) Ana Daneva Markova¹⁷ ((Data Analyst))

Obstetrics & Gynecology Unit, Department of Medicine and Surgery, University of Parma, Azienda Ospedaliero-Universitaria Ospedale Maggiore di Parma, Parma, ItalyPerinatal Medicine Foundation and Department of Obstetrics & Gynecology, Memorial Bahçelievler Hospital, Istanbul, TurkeyDepartment of Obstetrics, Gynecology & Reproductive Sciences, School of Medicine, University of Maryland, Baltimore, MD, USAFETALMED Maternal-Fetal Diagnostic Center, Fetal Imaging Unit, Santiago, ChileFetal Medicine Unit, St. George University Hospital NHS Foundation Trust, London, UKDepartment of Obstetrics & Gynaecology, School of Clinical Sciences, Monash University, Melbourne, Victoria, AustraliaFetal Medicine Unit, Di Venere and Sarcone Hospitals, ASL BA, Bari, ItalyHospital Universitario de Torrejón, Madrid, Spain; School of Health Sciences, Universidad Francisco de Vitoria, Madrid, SpainFetal Medicine Unit, Shterev Hospital, Sofia, BulgariaThird Department of Obstetrics & Gynaecology, Faculty of Health Sciences, School of Medicine, Aristotle University of Thessaloniki, Thessaloniki, GreeceFetal Diagnostic Center, CRIFM Clinical Research Institute of Fetal Medicine, Osaka, JapanDepartment of Obstetrics, Perinatology & Gynecology, Medical University of Warsaw, Warsaw, PolandFetal Medicine Unit, Centro Hospitalar de Lisboa Central, Lisboa, PortugalInstituto Nacional Materno Perinatal, Lima, PeruDepartment of Obstetrics & Gynecology, Center for Fetal Care & High-Risk Pregnancy, University of Chieti, Chieti, ItalyFetal Medicine Unit, University Hospital 12 de Octubre, Madrid, Spain