| English | eng-000 |
| United States National Library of Medicine | |
| 普通话 | cmn-000 | 美国国家医学图书馆 |
| Deutsch | deu-000 | National Library of Medicine |
| English | eng-000 | National Library of Medicine |
| English | eng-000 | U.S. National Library of Medicine |
| suomi | fin-000 | National Library of Medicine |
| suomi | fin-000 | U.S. National Library of Medicine |
| suomi | fin-000 | Yhdysvaltain kansallinen lääketieteen kirjasto |
| français | fra-000 | NLM |
| français | fra-000 | United States National Library of Medicine |
| italiano | ita-000 | National Library of Medicine |
| فارسی | pes-000 | کتابخانه ملی پزشکی ایالات متحده آمریکا |
| polski | pol-000 | National Library of Medicine |
| português | por-000 | National Library of Medicine |
| slovenčina | slk-000 | National Library of Medicine |
| español | spa-000 | National Library of Medicine |