• An item communicating his remarks on psoriasis, published in 1872, carries what is probably the earliest characterization by Heinrich Koebner of the isomorphic phenomenon. A translation is presented.
(Arch Dermatol 1981;117:415)
Waisman M. Historical Note: Koebner on the Isomorphic Phenomenon. Arch Dermatol. 1981;117(7):415. doi:10.1001/archderm.1981.01650070043022