Tawfiq, N. B. and Abdulrdha, M. F. (2015) “Impact of Preoperative Risk Factors upon Duration of Intubation for Cardiosurgery Patients in Ibn-Al-Bettarcenter”., Kufa Journal for Nursing Sciences, 5(2), pp. 141–149. doi: 10.36321/kjns.vi20152.2597.