GILD's 2018 HCV guidance=$3.5-4.0B—see slide #35 at the link below: http://phx.corporate-ir.net/External.File?item=UGFyZW50SUQ9Mzk3OTQ2fENoaWxkSUQ9LTF8VHlwZT0z&t=1&cb=636534633626809804 GILD's 2017 HCV sales were $9.1B.