An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Wu X, Raz E, Block TK, Geppert C, Hagiwara M, Bruno MT, Fatterpekar GM.Wu X, et al. Among authors: block tk.AJR Am J Roentgenol. 2014 Oct;203(4):883-9. doi: 10.2214/AJR.13.11729.AJR Am J Roentgenol. 2014.PMID: 25247956
Munawar K, Raz E, Dehkharghani S, Fatterpekar GM, Block TK, Lui YW.Munawar K, et al. Among authors: block tk.Neuroradiol J. 2022 Oct;35(5):563-565. doi: 10.1177/19714009211067407. Epub 2022 Jan 11.Neuroradiol J. 2022.PMID: 35015577Free PMC article.