Tapar, Hakan, Tugba Karaman, Serkan Dogru, Serkan Karaman, Mustafa Suren, and Fatih Altıparmak. 2019. “Evaluating the Efficacy of Valsalva’s Maneuver and Music Therapy on Peripheral Venous Cannulation: A Prospective Study”. Anaesthesia, Pain & Intensive Care 22 (2), 219-23. https://apicareonline.com/index.php/APIC/article/view/51.