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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1967 1
1989 1
1996 2
2001 1
2002 1
2005 1
2006 2
2007 3
2008 2
2009 2
2010 11
2011 1
2012 5
2013 6
2014 4
2015 1
2020 0
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39 results
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Page 1
Multicenter investigator-initiated trials.
Lenfant C, Harlan W, Friedman LM. Lenfant C, et al. Control Clin Trials. 1989 Jun;10(2):228-30. doi: 10.1016/0197-2456(89)90035-4. Control Clin Trials. 1989. PMID: 2752766 No abstract available.
Advanced MR techniques in multicenter clinical trials.
Ashton E, Riek J. Ashton E, et al. J Magn Reson Imaging. 2013 Apr;37(4):761-9. doi: 10.1002/jmri.23799. J Magn Reson Imaging. 2013. PMID: 23526755 Review.
The critical care research networks experience.
Le Roux PD, Cooper J, Guntupalli KK, Silbergleit R, Daily J, Geocadin R, Wijman CA, Suarez JI. Le Roux PD, et al. Neurocrit Care. 2012 Feb;16(1):20-8. doi: 10.1007/s12028-011-9610-z. Neurocrit Care. 2012. PMID: 21796493 Review.
Wither the cooperative groups?
Schilsky RL. Schilsky RL. J Clin Oncol. 2014 Jan 20;32(3):251-4. doi: 10.1200/JCO.2013.52.0288. Epub 2013 Sep 16. J Clin Oncol. 2014. PMID: 24043728 No abstract available.
The North American Multiple System Atrophy Study Group.
Gilman S, May SJ, Shults CW, Tanner CM, Kukull W, Lee VM, Masliah E, Low P, Sandroni P, Trojanowski JQ, Ozelius L, Foroud T; North American Multiple System Atrophy Study Group. Gilman S, et al. J Neural Transm (Vienna). 2005 Dec;112(12):1687-94. doi: 10.1007/s00702-005-0381-6. J Neural Transm (Vienna). 2005. PMID: 16284910 Free article. Review.
Update on multi-center clinical trials in the United States.
Afenyi-Annan A, Brecher ME, Bandarenko N. Afenyi-Annan A, et al. Transfus Apher Sci. 2007 Feb;36(1):5-12. doi: 10.1016/j.transci.2006.10.007. Epub 2007 Feb 2. Transfus Apher Sci. 2007. PMID: 17276142 Review.
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