Authors
Zlatina Peteva
Medical University - Varna, Department of Chemistry,, Varna, Bulgaria
Bernd Krock
Alfred Wegener Institut, Helmholtz Zentrum für Polar- und Meeresforschung, Chemische Ökologie,, Bremerhaven, Germany
Stanislava Georgieva
Medical University - Varna, Department of Chemistry,, Varna, Bulgaria
Anelia Gerasimova
Medical University - Varna, Department of Chemistry,, Varna, Bulgaria
Mona Stancheva
Medical University - Varna, Department of Chemistry,, Varna, Bulgaria
Lubomir Makedonski
Medical University - Varna, Department of Chemistry,, Varna, Bulgaria