40-Hz DIFS™ significantly improves cognitive performance and brain connectivity in peer-reviewed clinical trial Results published in Radiology, the flagship journal of the Radiological Society of North America (RSNA) HOUSTON, TX, Oct. 08, 2025 (GLOBE NEWSWIRE) -- Nexalin Technology, Inc. (Nasdaq: NXL; NXLIW) (the “Company” or “Nexalin”), the leader in Deep Intracranial Frequency Stimulation (DIFS™) of the brain, today announced the publication of additional positive clinical data in Radiology demonstrating ...