$斗牛场不动产投资信托(VTR)$ 8-K - Current report Filed: 2017-04-28 AccNo: 0001157523-17-001276 Size: 698 KBItem 1.01: Entry into a Material Definitive AgreementItem 2.02: Results of Operations and Financial ConditionItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balan 网页链接