]> Record URL The URL of the NCBI record. The format of this URL is described at http://www.ncbi.nlm.nih.gov/Taxonomy/taxonomyhome.html/index.cgi?chapter=howlink. Use the "taxonomy ID" with level 0 syntax, for example http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?id=7215&lvl=0.