Retrospective case studies examine a small number of past cases related to the subject of study, and do not require new involvement with the subject of these cases. 1  A case study may or may not include both types of research.ou may be asked to prove that the case study does no harm to its participants. 1  Follow this step even if you are conducting a retrospective case study. 2  In some cases, publishing a new interpretation can cause harm to the participants in the original study.
A building or complex of buildings in which a state legislature meets. 2. Capitol The building in Washington, DC, where the Congress of the United States meets. See Usage Note at capital1.
Manhattan is a metropolis. The definition of a metropolis is a large or main city. An example of a metropolis is Manhattan, New York.