After studying Unna's methods in Hamburg the author presented brief notes of fifty cases of ringworm of the scalp treated by himself. He considers chrysarobin to be one of the most useful remedies, and Unna's method of employing it most effective if properly carried out. For out-patient practice in London he has succeeded in simplifying this method in a manner which he described step by step.
J Cutan Genito-Urin Dis.
Eddowes A. Treatment of Ringworm.. Arch Dermatol. 1994;130(5):570. doi:10.1001/archderm.1994.01690050038005