Andrey I. Petrov1 / Nikolay T. Vatev2 / Maria V. Atanasova3
1Department of Infectious Diseases, Parasitology and Tropical Medicine
2Department of Hygiene, Ecology and Epidemiology
3Department of Microbiology and Immunology, St. George University Hospital, Medical University, Plovdiv, Bulgaria
Correspondence and reprint request to: A. Petrov, Dept. of Infectious Diseases, Parasitology and Tropical Medicine,Medical University, Plovdiv; E-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.;Mob.: +359 888 543 55215A Vassil Aprilov Str, 4002 Plovdiv, Bulgaria
Citation Information: Folia Medica. Volume 54, Issue 1, Pages 30–35, ISSN (Online) 1314-2143, ISSN (Print) 0204-8043, DOI: 10.2478/v10153-011-0075-9, October 2012
Publication History:
Published Online:
2012-10-24