TY - RPRT TI - Topical hydroxyurea and psoriasis. AU - H S Zackheim AU - M A Karasek AU - A J Cox PY - 1972 DO - 10.1111/1523-1747.ep13077204 UR - https://pubmed.ncbi.nlm.nih.gov/4550492/ ID - 4550492 ER -