An Assessment of the Benefit of Surgical Face Masks in Preventing Aerosol Droplet Spread during a Simulated Spinal Anaesthetic-a Blinded in vitro Study Journal title: Journal of Advances in Medicine and Medical Research Authors: Abhijit Biswas, S. Ó. Riain, J. Saunders, D. Barron, N. O. Connell Subject(s):