4RuffinengoC.Versino E.Renga G.Effectiveness of an informative video on reducing anxietylevels in patients undergoing elective coronarography:an RCT.Eur J Cardiovasc Nurs,2009,8(1):57-61.
5Ruffinengo C, Versino E, Renga G. Effectiveness of an informative video on reducing anxiety levels in patients undergoing elective coronarography: an RCT. Eur J Cardiovasc Nurs, 2009,8 ( 1 ) : 57-61.