• Sofia City Council - www.sofiacouncil.bg/
• https://dv.parliament.bg/DVWeb/index.faces
• National Statistical Institute - www.nsi.bg/index.php
• http://www.lechebnizavedenia.com/institutions/bapzg/index.html
• Sofia Municipality - www.sofia.bg/
• Ministry of Health - www.mh.government.bg/bg/
• http://www.rczsofia.org/
• http://www.sriokoz.com/
• National Center of Public Health and Analyses (NCPHA) - ncpha.government.bg/index.php?lang=bg
• Public Health - EC - ec.europa.eu/health/home_en
• http://www.nchi.government.bg/
• Bulgarian drug agency - www.bda.bg/bg/
• Bulgarian Medical Association - blsbg.com/bg/
• Medical University-Sofia - www.mu-sofia.bg/
• http://www.strategy.bg/
• https://www.zdrave.net/
• http://www.health.bg/
• https://www.puls.bg/
• HORGANIC project - horganic.intras.es/
• https://www.ombudsman.bg/