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6 Lim, M. R, "The effects of preparatory information and deep breathing relaxation on the level of anxiety and physiologic variables of patients undergoing bronchoscopy" 2003
7 Kim, Y. H, "The effects of play education on preoperative anxiety and patient role behavior of children following tonsillectomy" 2000
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9 Park, S. N, "The effects of information by using cartoon on preoperative anxiety of children following tonsillectomy" 28 (28): 490-497, 1998
10 Park, J. E, "The effect of provision of perioperative information for the laparatomy patients′ families in waiting room" 2002
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