U.S. National Library of Medicine. National Center for Biotechnology Information & U.S. National Library of Medicine. National Institutes of Health. (2020). Pubmed central: PMC [electronic resource]. National Center for Biotechnology Information, U.S. National Library of Medicine.
Cytowanie według stylu Chicago (wyd. 17)U.S. National Library of Medicine. National Center for Biotechnology Information i U.S. National Library of Medicine. National Institutes of Health. Pubmed Central: PMC [electronic Resource]. Bethesda, MD: National Center for Biotechnology Information, U.S. National Library of Medicine, 2020.
Cytowanie według stylu MLA (wyd. 9)U.S. National Library of Medicine. National Center for Biotechnology Information i U.S. National Library of Medicine. National Institutes of Health. Pubmed Central: PMC [electronic Resource]. National Center for Biotechnology Information, U.S. National Library of Medicine, 2020.