Instruction Source:
T53.91XAToxic eff of unsp halgn deriv of aromat hydrocrb, acc, init
T53.91XAToxic eff of unsp halgn deriv of aromat hydrocrb, acc, init
T53.91Toxic effect of unspecified halogen derivatives of aliphatic and aromatic hydrocarbons, accidental (unintentional)
T53.9Toxic effects of unspecified halogen derivatives of aliphatic and 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