T56.81 - Toxic effect of thallium T56.8 - Toxic effects of other metals T56.81 - Toxic effect of thallium T56.811 - Toxic effect of thallium, accidental (unintentional) T56.812 - Toxic effect of thallium, intentional self-harm T56.813 - Toxic effect of thallium, assault T56.814 - Toxic effect of thallium, undetermined