Genova-Kalou, P. ., S. . Krumova, M. . Parvanov, R. . Stefanova, R. . Marinov, I. . Andonova, G. . Dyankov, and K. . Simeonov. “Serological and Molecular Detection of Coxiella Burnetii in Clinical Samples from Veterinarians and Cattle Farm Workers from Gabrovo Region, Bulgaria”. American Scientific Research Journal for Engineering, Technology, and Sciences, vol. 81, no. 1, Aug. 2021, pp. 92-99,