T53.5X Toxic effects of chlorofluorocarbons

Non-billable header with 4 child codes.

Applies from T53 Toxic effect of halogen derivatives of aliphatic and aromatic hydrocarbons

7th character note

7th character required

Codes under T53.5X

Code annotations containing back-references to T53.5X

Back-references to T53.5

Back-references to T53

Nearby codes