• Surveillance of antimicrobial resistance of invasive pathogens : the Estonian experienceLõivuke, Krista; Kermes, Kadri; Sepp, Epp; Adamson, Vivika; Mitt, Piret; Kallandi, Ülle; Otter, Karin; Naaber, PaulEuro surveill2006 / 2, p. 47-49 https://pubmed.ncbi.nlm.nih.gov/16525194/