T52.1X - Toxic effects of benzene T52.1 - Toxic effects of benzene T52.1X - Toxic effects of benzene T52.1X1 - Toxic effect of benzene, accidental (unintentional) T52.1X2 - Toxic effect of benzene, intentional self-harm T52.1X3 - Toxic effect of benzene, assault T52.1X4 - Toxic effect of benzene, undetermined