News! Neutra Corp. subsidiary VIVIS has signed a groundbreaking letter of intent (LOI) with a Houston clinical research company that, if it comes to a successful conclusion, would lead to testing hemp-based cannabinoids to treat COVID-19. https://www.accesswire.com/663687/Latest-VIVIS-LOI-Potential-First-Step-to-Phase-1-Clinical-Trial-on-Preventing-COVID-19-Infections-Using-CBD $NTRR