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.
Frederick MG, McElaney BL, Singer A, Park KS, Paulson EK, McGee SG, Nelson RC.Frederick MG, et al.AJR Am J Roentgenol. 1996 Jun;166(6):1305-10. doi: 10.2214/ajr.166.6.8633437.AJR Am J Roentgenol. 1996.PMID: 8633437
Paulson EK, Kliewer MA, Frederick MG, Keogan MT, DeLong DM, Nelson RC.Paulson EK, et al. Among authors: frederick mg.Radiology. 1997 Mar;202(3):721-4. doi: 10.1148/radiology.202.3.9051024.Radiology. 1997.PMID: 9051024
Keogan MT, McDermott VG, Paulson EK, Sheafor DH, Frederick MG, de Long DM, Nelson RC.Keogan MT, et al. Among authors: frederick mg.Radiology. 1997 Nov;205(2):513-8. doi: 10.1148/radiology.205.2.9356637.Radiology. 1997.PMID: 9356637
Paulson EK, McDermott VG, Keogan MT, DeLong DM, Frederick MG, Nelson RC.Paulson EK, et al. Among authors: frederick mg.Radiology. 1998 Jan;206(1):143-50. doi: 10.1148/radiology.206.1.9423664.Radiology. 1998.PMID: 9423664
Sheafor DH, Frederick MG, Paulson EK, Keogan MT, DeLong DM, Nelson RC.Sheafor DH, et al. Among authors: frederick mg.AJR Am J Roentgenol. 1999 Apr;172(4):961-8. doi: 10.2214/ajr.172.4.10587129.AJR Am J Roentgenol. 1999.PMID: 10587129Clinical Trial.