Não informado. (1960). Medical Subject Headings. National Library of Medicine.
Style de citation Chicago (17e éd.)Não informado. Medical Subject Headings. Bethesda, Md: National Library of Medicine, 1960.
Style de citation MLA (8e éd.)Não informado. Medical Subject Headings. National Library of Medicine, 1960.
Attention : ces citations peuvent ne pas être correctes à 100%.