Journal of the Medical Association of Thailand Vol 82, No 10:OCTOBER 1999 0125-2208 82 10 1999 Oct Treatment of Psoriasis Vulgaris with Topical Vitamin D Analogue (Calcipotriol): Open Multicenter Study 974 EN Preya Kullavanijaya Pimonpun Gritiyarangsan Porntip Huiprasert Vichit Leenutaphong Original Article