a Department of Psychiatry , Medical University of Białystok , Choroszcz , Poland. b Chemistry & Immunochemistry Dept , Medical University of Wrocław , Wrocław , Poland. c Medical Institute , Łomża State University of Applied Sciences , Łomża , Poland. d Department of Conservative Dentistry , Medical University Białystok , Białystok , Poland. e Medical Institute of Medical College of the Universal Education Society , Łomża , Poland. f Department of Psychiatry , Medical University of Warsaw , Pruszków , Poland. g The Laboratory of Clinical and Epidemiological Research , Republican Research and Practice Center for Mental Health , Minsk , Belarus. h Department of Psychiatry and Psychology , Belarusian State Medical University , Minsk , Belarus. i Department of Biochemistry, Radioimmunology and Experimental Medicine , The Children's Memorial Health Institute , Warsaw , Poland. j Department of Dietetics and Clinical Nutrition , Medical University, Białystok , Białystok , Poland.