Investigations Concerning Actual Methods Employed in the Management of Common Dermatoses III. Symposium on the Practical Management of Psoriasis11This is the third in the projected series. The first of these Symposia was that on “Practical Management of Acne Vulgaris,” which appeared in the Jour. Invest. Dermat., 3: 143, 1940; the second was on “Practical Management of Eczematous Ringworm of the Hands and Feet (“Athlete's Foot”—Dermatophytosis and Dermatophytids), which appeared in 3: 523, 1940.