Emmiler, M.; Solak, Özlem; Kocogullari, C.; Dundar, U.; Ayva, E.; Ela, Y.; Cekirdekci, A.; Kavuncu, V. Control of Acute Postoperative Pain by Transcutaneous Electrical Nerve Stimulation After Open Cardiac Operations: A Randomized Placebo-Controlled Prospective Study. HSF 2008, 11, E300-E303.