Prolonged use of sodium nitroprusside.
D002648:Child; D005260:Female; D005292:Ferricyanides / Q000009:adverse effects*; D006801:Humans; D008297:Male; D009599:Nitroprusside / Q000008:administration & dosage / Q000009:adverse effects*; D013997:Time Factors
D005292:Ferricyanides; D009599:Nitroprusside