Burnout in the emergency room with graduate nurses

Research burnout in the emergency room and graduate nurses being in the emergency room. Also look up experienced nurses in the ER and their burnout and stress level.
PICOT question is In the emergency room nurses tend to get burned out due to staffing issues causing a nurse retention issue what is the effect of hiring more graduate nursing students in the emergency room compared to emergency rooms hiring only experienced nurses on retention with better staffing issues to be completed in six weeks.