NCBI Bookshelf. A service of the National Library of Medicine, National Institutes of Health.
The NCBI Handbook [Internet]. 2nd edition. Bethesda (MD): National Center for Biotechnology Information (US); 2013-.
NCBI Bookshelf. A service of the National Library of Medicine, National Institutes of Health.
The NCBI Handbook [Internet]. 2nd edition. Bethesda (MD): National Center for Biotechnology Information (US); 2013-.