Instruction Source:
T53.7X1DToxic effect of halgn deriv of aromatic hydrocrb, acc, subs
T53.7X1DToxic effect of halgn deriv of aromatic hydrocrb, acc, subs
T53.7X1Toxic effect of other halogen derivatives of aromatic hydrocarbons, accidental (unintentional)
T53.7XToxic effects of other halogen derivatives of aromatic hydrocarbons
T53.7Toxic effects of other halogen derivatives of aromatic hydrocarbons
T53Toxic effect of halogen derivatives of aliphatic and aromatic hydrocarbons
T51-T65Toxic effects of substances chiefly nonmedicinal as to source (T51-T65)
S00-T88Injury, poisoning and certain other consequences of external causes