T56.1X - Toxic effects of mercury and its compounds T56.1 - Toxic effects of mercury and its compounds T56.1X - Toxic effects of mercury and its compounds T56.1X1 - Toxic effect of mercury and its compounds, accidental (unintentional) T56.1X2 - Toxic effect of mercury and its compounds, intentional self-harm T56.1X3 - Toxic effect of mercury and its compounds, assault T56.1X4 - Toxic effect of mercury and its compounds, undetermined