The following five definitions relating to primary care should be taken together. They describe the care provided to the patient, the system of providing such care, the types of physicians whose role in the system is to provide primary care, and the role of other physicians, and non-physicians, in providing such care.
Where The U.S. Gets Its Oil. America is one of the world's largest oil producers, and close to 40 percent of U.S. oil needs are met at home. Most of the imports currently come from five countries: Canada, Saudi Arabia, Mexico, Venezuela and Nigeria.
Later, President Eisenhower described the Middle East as the most strategically important area in the world.82. After the war, U.S. corporations gained the leading role in Middle East oil production, while dominating the Western hemisphere, which remained the major producer until 1968. The United States did not then need Middle East oil for itself.