America, referring to the United States, was officially 237 years old on July 4, 2013. If one dates from the adoption of the Constitution in 1787, the nation was 226 years old. <br /> <br /> The first explorations of the US mainland area by Europeans were by Spaniards in the early 16th Century.
A meaningful literature review is much more. Hart (1998) defined. the literature review as âthe use of ideas in the literature to justify the particular approach to the. topic, the selection of methods, and demonstration that this research contributes something newâ. (p. 1).
A summary of the clinical literature. A systematic review is a critical assessment and evaluation of all research studies that address a particular clinical issue. The researchers use an organized method of locating, assembling, and evaluating a body of literature on a particular topic using a set of specific criteria.