Virtual MEG Helmet: Computer Simulation of an Approach to Neuromagnetic Field Sampling. - Mordekhay Medvedovsky; Jukka Nenonen; Alexandra Koptelova; Anna Butorina; Ritva Paetau; Jyrki P. Mäkelä; Antti Ahonen; Juha Simola; Tomer Gazit; Samu Taulu (IEEE J. Biomed. Health Informatics, 2016)