@MISC{10665-41715, author = {Hackett, Cecil John and Loewenthal, Leonard Joseph Alphonse and World Health Organization}, title = {Differential diagnosis of yaws / C. J. Hackett, L. J. A. Loewenthal}, year = {1960}, pages = {88 p.}, series = {World Health Organization monograph series ; no. 45}, publisher = {World Health Organization} }