RT Journal Article SR Electronic T1 Intermittent cyclophosphamide in pemphigus vulgaris and bullous pemphigoid JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 245 OP 245 VO 111 IS 3 A1 A. Medved A1 I. Maxwell YR 1974 UL http://www.cmaj.ca/content/111/3/245.abstract