International nomenclature of yaws lesions.
Hackett, C. J.,author.
World Health Organization,issuing body.
Great Britain.Her Majesty's Stationery Office.
By C. J. Hackett, M.D., F.R.C.P., in co-operation with an international group of experts on yaws and participants at the International Conference on Yaws, Control, Enugu, Nigeria, 1955.