Endocrinologia is the official journal of the Bulgarian Society of Endocrinology. It is a peer-reviewed, open access journal, focusing on research in the area of basic and clinical endocrinology and metabolic disorders. The journal publishes review articles (in Bulgarian), original papers and case reports (in both English and Bulgarian language). The paper issues of the journal are published quarterly and the electronic online versions of the papers are published as soon as final approval is granted and formatting is done.