Andronis L, Oppong RA, Manga N, Senanayake E, Gopal S, Charman S, Giri R, Luckraz H. Is the Venner-PneuX endotracheal tube system a cost-effective option for post cardiac surgery care? Ann Thorac Surg. 2018 Sep;106(3):757-63. doi: 10.1016/j.athoracsur.2018.03.058
Palka P, Fleming AD, Lange A, Fenn LN, Sutherland GR, McDicken WN. Doppler myocardial imaging: mean myocardial velocity and velocity gradient in normal subjects. Poster presented at the British Cardiac Society Annual Meeting; May 23, 1995. Yorkshire, United Kingdom. [abstract] Brit Heart J. 1996 Nov 1; 73(5 suppl 3):85.