Fig. 5From: Feasibility of non-invasive Foetal electrocardiography in a twin pregnancyRepresentation of the position of both foetuses in utero during the measurement, estimated based on both vectorcardiograms. The female foetus is positioned on the left side of the image in breech presentation (Twin 1). The male foetus is positioned on the right side of the image in cephalic presentation (Twin 2).Back to article page