JoAnn D. Long is professor of nursing and director of research and development at Lubbock Christian University, Lubbock, TX. Andrea Morris is a professor of nursing at Covenant Health, Lubbock, TX. Both are members of the Cochrane Nursing Care Field.
Checking for direct PDF access through Ovid
Editor's note: This is a summary of a nursing care–related systematic review from the Cochrane Library. For more information, see http://nursingcare.cochrane.org.