Embracing novel thinking to safeguard against airborne pathogens in indoor spaces by van der Westhuizen, H, Nice, J-A, Tudor, C, Liu, Y, Ahmedov, S, Kansal, AR, Jensen, PA, Vincent, RL, Mustapha, G, Vauhkonen, V, Ochoa Delgado, IM, van der Walt, M, Volchenkov, G