Animals were terminated either immediately following dosing ( terminal necropsy on day D275 ) or following a 4 - week dose - free recovery period ( day R29 ) .
Animals were terminated either immediately following dosing ( terminal necropsy on day D275 ) or following a 4 - week dose - free recovery period ( day R29 ) .
O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O