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Published 1991
National Center for Biotechnology Information, National Library of Medicine, National Institutes of Health

3
by Taylor, Rachel M.
Published 2018
The National Academies Press

4
Published 2009
National Academies Press

5
Published 2011
National Center for Biotechnology Information

6
Published 2013
National Center for Biotechnology Information (US)

7
by Federhen, Scott
Published 2011
National Center for Biotechnology Information

8
by Pruitt, Kim
Published 2011
National Center for Biotechnology Information

10
Published 2006
National Center for Biotechnology Information

12
Published 2006
National Center for Biotechnology Information

13
Published 2005
National Center for Biotechnology Information (NCBI)

14
Published 1999
National Center for Biotechnology Information

15
Published 1991
National Center for Biotechnology Information, National Library of Medicine, National Institutes of Health

17
by Federhen, Scott
Published 2011
National Center for Biotechnology Information

18
Published 1999
National Center for Biotechnology Information

19
Published 2013
National Center for Biotechnology Information (US)

20
Published 2011
National Center for Biotechnology Information