Toxic effect of unspecified halogen derivatives of aliphatic and aromatic hydrocarbons, accidental (unintentional), subsequent encounter
toxic effect of unspecified halogen derivatives of aliphatic and aromatic hydrocarbons, accidental (unintentional), subsequent encounter
Toxic eff of unsp halgn deriv of aromat hydrocrb, acc, subs
toxic eff of unsp halgn deriv of aromat hydrocrb, acc, subs