Serbia (Serbian: Србија, Srbija) is a country located in the Balkans, in Southern Europe. During the summer tourists love spending their time in Belgrade and enjoy the nature of many national parks throughout the country. Most European nationals need no visa for entering Serbia.

A Doctor of Medicine is a highly advanced degree that requires about six years of work. Many M.D. programs require a combination of classwork, research papers, and hands-on clinical practice to certify students as medical doctors.