Jan 14 Nordic telecom operator TeliaSonera said on Thursday it will book 7.2 billion Swedish crowns in non-cash impairment charges mainly related to Uzbekistan in the wake of its decision to gradually exit the Central Asian market. TeliaSonera said in a statement it would take an impairment charge of 5.3 billion crowns in the fourth quarter related to its operations in Uzbekistan and that its business in the region, which it calls Eurasia, would be reported as discontinued operations.