Boiling histotripsy method to mechanically fractionate tissue volumes in ex vivo bovine liver using a clinical MR-guided HIFU system. Issue 1 (December 2015) - Khokhlova, Vera; Partanen, Ari; Maxwell, Adam; Khokhlova, Tatiana; Kreider, Wayne; Bailey, Michael; Farr, Navid; Wang, Yak-Nam; Schade, George; Sapozhnikov, Oleg