dr Zbigniew Halat, MD, Medical Epidemiology Cons🍊のGETTR - プロフィールと投稿 on GETTR
dr Z Halat, epidemiologist, early 90., deputy minister of health for sanitary-epidemiological matters, chief sanitary i...
dr Z Halat, epidemiologist, early 90., deputy minister of health for sanitary-epidemiological matters, chief sanitary i...