Medical subject headings. (U.S.) National Library of Medicine. Supplementary chemical records.
Chicago-Zitierstil (17. Ausg.)Medical Subject Headings. (U.S.) National Library of Medicine. Supplementary Chemical Records.
MLA-Zitierstil (9. Ausg.)Medical Subject Headings. (U.S.) National Library of Medicine. Supplementary Chemical Records.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.