Participants: Eugenia Kovatcheva, Boyan Jekov, Willian Dimitrov, Galina Panayotova, Daniela Pavlova, Elena Shoikova, Roumen Nikolov, Stefka Toleva-Stoimenova, PhD Student Oleg Konstantinov, Stoyan Denchev, PhD Student Svetlana Syarova, Alexander Kirkov, PhD Student Ilia Vukarski, Georgi P Dimitrov, Iva Kostadinova, Ivan Garvanov, Ivanka Pavlova, Katia Rasheva-Yordanova, PhD Student Kristiyan Aleksiev, Pepa Petrova, Irena Peteva, Iglika Getova, Veselina Voynova, PhD Student Milena Koleva, Viktoria Angelova, Ralitsa Yotova, Evgeniya Sendova, Ralitsa Nikolova, Asya Barutchieva, Taisiya Vladimirova, Krasimira Ivanova, Mariana Baneva, Viktoria Spasova, Vladimir Yotsov, Zahari Galabov, Kristina Bosakova, Hristo Tsolov, Rumyana Mancheva