Augusts Kirhenšteins Institute of Microbiology and Virology, Rīga Stradišņ University, Dzirciema iela 16, Rīga, LV-1007, LATVIA
Department of Internal Diseases, Rīga Stradiņš University, Pilsoņu iela 13, Rīga, LV-1002, LATVIA
Rīga East Clinic University Hospital, Hipokrāta iela 4, Rīga, LV-1038, LATVIA