1.It mainly researches anthropology, economics, geography, public health, biodemography, population and the environment, economic development and demographic change, etc.
2.In the late nineties, based on reviewing the demographics of students with the lowest averages in the country, critics called the SAT racist, urban-centric and classist.
3.The occurrence of adverse effects was also recorded.Results: Patients' demographic data, baseline hemodynamic profile and the laryngoscopic time did not differ among the five groups.