The influence of time and visualization on neurofeedback-guided parietal alpha downregulation and sense of presence in virtual reality - Botrel, Loic; Kreilinger, Alex; Müller, Mathias; Pfeiffer, Maria; Scheu, Vincent; Vowinkel, Nico; Zechner, Roland; Käthner, Ivo; Kübler, Andrea (Frontiers in Neuroscience, 2025)