Dental surgery, sometimes referred to as oral surgery, involves several areas of specialization, generally referring to aspects of the face, such as the mouth, teeth, and jaws. Educational preparation for this type of work often begins with a basis in science and work in a laboratory.

Mexico, officially the United Mexican States, is a federal constitutional republic in North America. Working may require a work visa, which is difficult to get if you want to freelance for a short time. Most of the government-funded universities in major cities (state capital) have short courses on history, gastronomy, and cultural subjects, and most of them are almost free.

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.