Government information at NLM Web sites is in the public domain. Public domain information may be freely distributed and copied, but it is requested that in any subsequent use the National Library of Medicine (NLM) be given appropriate acknowledgement
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
Dette bildet bør gjenskapes med hjelp av vektorgrafikk som en SVG-fil. Dette har flere fordeler, se Commons:Media for cleanup for mer informasjon. Hvis en SVG-fil med dette bildet er tilgjengelig, vennligst last den opp. Etter opplasting erstatt denne malen med {{vector version available|nytt bilde.svg}}.
This diagram image was uploaded in the JPEG format even though it consists of non-photographic data. This information could be stored more efficiently or accurately in the PNG or SVG format. If possible, please upload a PNG or SVG version of this image without compression artifacts, derived from a non-JPEG source (or with existing artifacts removed). After doing so, please tag the JPEG version with {{Superseded|NewImage.ext}} and remove this tag. This tag should not be applied to photographs or scans. If this image is a diagram or other image suitable for vectorisation, please tag this image with {{Convert to SVG}} instead of {{BadJPEG}}. If not suitable for vectorisation, use {{Convert to PNG}}. For more information, see {{BadJPEG}}.
Bildetekster
Legg til en kort forklaring på hva filen representerer