http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
an atlas of human disease signaling pathways
Anastasia P. Nesterova, Eugene A. Klimov, Maria Zharkova, Sergey Sozin, Vladimir Sobolev, Natalia V. Ivanikova, Maria Shkrob, Anton Yuryev.