The abstract must state the purpose of study, research design and methods, results, and conclusions. The authors are responsible for all statements made in their articles, including any editing changes made by staff. These should contain brief statements of assistance, financial support, and prior publication of the study in abstract form, if needed. References should be listed according to the following examples. All authors and inclusive page numbers must be cited.
Authors are responsible for the accuracy of the references.
Iowa State Press, 1967. Designing and managing a small clinical trial. In Research, Successful Approaches. Monsen ER, Ed Chicago. Chicago, IL, Am.