© 2013 Valda Laugale, Līga Jankevica, Ineta Samsone, Jūlija Haļimona, Rita Sešķēna, Zane Metla, Jānis Lepsis, Regina Rancane, Māris Daugavietis, published by Latvian Academy of SciencesThis work is licensed under the Creative Commons License.