Comparison of the Harmonic Scalpel and the Ultrasonic Surgical Aspirator in Subsegmental Lung Resections: An Experimental Study - Samancilar, O; Cakan, A; Cetin, Y; Cagirici, U; Veral, A; Zeytunlu, M; Turhan, K; Kilic, M; Askar, F Z (The Thoracic and Cardiovascular Surgeon, 2007)