%0 Journal Article %T Phosphodiesterase type 5 inhibitors in the treatment of pulmonary arterial hypertension %A Kılıçkesmez, K. %A Serdar Küçükoğlu, M. %J The Anatolian Journal of Cardiology %D 2010 %V 10 %P 16-18 %R 10.5152/akd.2010.125