• Bioimpedance spectro-tomography system using binary multifrequency excitation [Online resource]Min, Mart; Lehti-Polojärvi, M.; Hyttinen, Jari; Rist, Marek; Land, Raul; Annus, PaulInternational journal of bioelectromagnetism Proceedings of the 11th International Conference on Bioelectromagnetism : 23-25 May 2018, Aachen, Germany2018 / p. 76-79 : ill http://www.ijbem.org/ https://publications.rwth-aachen.de/record/723893/files/723893.pdf