title: The reply.
authors: Department of Medicine, University of Arizona, Tucson.
authors: Santhosh Gheevarghese
authors: SG
authors: John
authors: Department of Nephrology, Indiana University Ball Memorial Hospital, Muncie.
authors: Unnikrishnan
authors: U
authors: Pillai
mesh_terms: D015198:Designer Drugs; D006556:Heroin Dependence / Q000150:complications*; D006801:Humans; D007871:Leg Ulcer / Q000139:chemically induced*; D008297:Male; D009021:Morphine Dependence / Q000150:complications*; D009022:Morphine Derivatives / Q000138:chemical synthesis*; D015819:Substance Abuse, Intravenous / Q000150:complications*
chemical_list: D015198:Designer Drugs; D009022:Morphine Derivatives