"cdc-extremecold-2005" . "Extreme Cold: A Prevention Guide to Promote Your Personal Health and Safety"^^ . "2005"^^ . "http://www.bt.cdc.gov/disasters/winter/pdf/extreme-cold-guide.pdf"^^ . "report" . . . . . . . _:genid1 . _:genid1 . _:genid1 . _:genid1 . _:genid2 . _:genid2 . _:genid2 . _:genid2 .