. 2022 Jan 20;11(1):e31925. doi: 10.2196/31925
©Stefan Pszczolkowski, William J Cottam, Paul M Briley, Sarina J Iwabuchi, Catherine Kaylor-Hughes, Abdulrhman Shalabi, Ben Babourina-Brooks, Adam Berrington, Shaun Barber, Ana Suazo Di Paola, Andrew Blamire, R Hamish McAllister-Williams, Jehill Parikh, Mohamed Abdelghani, Lars Matthäus, Ralf Hauffe, Peter Liddle, Dorothee P Auer, Richard Morriss. Originally published in JMIR Research Protocols (https://www.researchprotocols.org), 20.01.2022.
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Figure 3.
Nasion-left-right coordinate system (a) and coil coordinate system (b).