Journal Article DEUG REACTIONS XIX Get access John Almeyda, John Almeyda The London Hospital, E.1 Search for other works by this author on: Oxford Academic Google Scholar Ashley Levantine Ashley Levantine The Middlesex Hospital, W.1 Search for other works by this author on: Oxford Academic Google Scholar British Journal of Dermatology, Volume 87, Issue 3, 1 September 1972, Pages 293–297, https://doi.org/10.1111/j.1365-2133.1972.tb00328.x Published: 01 September 1972