%0 Journal Article %T “Physician’s prescriptions accurately prepared” - The Mid-Nineteenth-Century Prescription Books of Four Gloucester Chemists %A Helm, David, P %J Journal of the History of Medicine and Allied Sciences %V 75 %N 3 %P 270-298 %@ 0022-5045 %D 2020-07-01 %I Oxford University Press %~ DeepDyve