References
- ISO (2012) ISO 3166 code lists. http://www.iso.org/iso/iso_3166_code_lists accessed 10 January 2013.
- Lyon HO, Horobin RW (2007) Standardization and standards for dyes and stains used in biology and medicine. Biotech. & Histochem. 82: 1–11.
- SPIDIA (2012) http://www.spidia.eu/about-us/partners/ CEN accessed 10 January 2013.