hello4dHELLO4D Jurnal Kesehatan Qamarul Huda (p-ISSN: 2354-9777; e-ISSN: 2614-8420) merupakan jurnal yang mengangkat isu dan tren terkini tentang perkembangan pelayanan dan iptek diWhat is 2D, 3D and 4D? 2D is the standard black and white ultrasound. This type of ultrasound is recommended for babies that are 20 weeks and younger. 2D is the preferred type of imaging