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SubstancePoisoning, Accidental (unintentional)Poisoning, Intentional self-harmPoisoning, AssaultPoisoning, UndeterminedAdverse effectUnderdosing
Oxalic acidT54.2X1T54.2X2T54.2X3T54.2X4
    ammonium saltT50.991T50.992T50.993T50.994T50.995T50.996