Bulgarian Health Minister Kostadin Angelov receives his first dose of the Pfizer-BioNTech vaccine. Bulgaria: Four Bulgarians vaccinated against COVID-19 with the Pfizer / BioNTech vaccine developed mild to moderate side effects, the executive director of the Bulgarian Drug Agency, Bogdan Kirilov, said on Monday. Bulgaria’s vaccination campaign started on December …
Read More »Bulgaria Reports 4 Cases of Pfizer Covid Vaccine Side Effects
