1.Spadazzi C, Mercatali L, Esposito M, Wei Y, Liverani C, De Vita A, Miserocchi G, Carretta E, Zanoni M, Cocchi C, Bongiovanni A, Recine F, Kang Y, Ibrahim T. Trefoil factor-1 upregulation in estrogen-receptor positive breast cancer correlates with an increased risk of bone metastasis. Bone. 2021;144:115775. PMID: 33249323 Reference Link