β-catenin dysregulation in thyroid neoplasms: Down-regulation, aberrant nuclear expression, and CTNNB1 exon 3 mutations are markers for aggressive tumor phenotypes and poor prognosis

1. Garcia-Rostan, G.
2. Camp, R.L.
3. Herrero, A.
4. Carcangiu, M.L.
5. Rimm, D.L.
6. Tallini, G.