1. Environmental Health Laboratory, al-Farabi Kazakh National University, Almaty 050040, Kazakhstan
2. Occupational Health Risks Laboratory, Peoples’ Friendship University of Russia (RUDN University), Moscow 117198, Russia
3. Department of Nutrition, Asfendiyarov Kazakh National Medical University, Almaty 050012, Kazakhstan
4. Department of Clinical and Experimental Medicine, Occupational Medicine, University of Catania, 95124 Catania, Italy
5. City Polyclinic #7 of the Public Health Department of Almaty, Almaty 050040, Kazakhstan