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Epidermolysis
    bullosa (congenital) Q81.9
        acquired L12.30
            drug-induced L12.31
            specified cause NEC L12.35
        dystrophica Q81.2
        letalis Q81.1
        simplex Q81.0
        specified NEC Q81.8
    necroticans combustiformis L51.2
        due to drug --see Table of Drugs and Chemicals, by drug