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.
Braun RJ, Ratko TA, Pezzuto JM, Beattie CW.Braun RJ, et al. Among authors: ratko ta.Cancer Lett. 1987 Nov;37(3):345-52. doi: 10.1016/0304-3835(87)90120-0.Cancer Lett. 1987.PMID: 3677066
Ratko TA, Pezzuto JM.Ratko TA, et al.J Chromatogr. 1985 May 24;324(2):484-8. doi: 10.1016/s0021-9673(01)81353-4.J Chromatogr. 1985.PMID: 4008560No abstract available.
Ratko TA; Blue Cross Blue Shield Asssociation.Ratko TA, et al.Technol Eval Cent Assess Program Exec Summ. 2015 Jan;29(9):1-9.Technol Eval Cent Assess Program Exec Summ. 2015.PMID: 25962187No abstract available.
Ratko TA, Douglas GW, de Souza JA, Belinson SE, Aronson N.Ratko TA, et al.Rockville (MD): Agency for Healthcare Research and Quality (US); 2014 Dec. Report No.: 15-EHC001-EF.Rockville (MD): Agency for Healthcare Research and Quality (US); 2014 Dec. Report No.: 15-EHC001-EF.PMID: 25590120Free Books & Documents.Review.
Ratko TA, Vats V, Brock J, Ruffner BW Jr, Aronson N.Ratko TA, et al.Rockville (MD): Agency for Healthcare Research and Quality (US); 2013 Jun. Report No.: 13-EHC071-EF.Rockville (MD): Agency for Healthcare Research and Quality (US); 2013 Jun. Report No.: 13-EHC071-EF.PMID: 23865091Free Books & Documents.Review.