Percutaneous coronary intervention increases microvascular resistance in patients with non-ST-elevation acute coronary syndrome. - Akdeniz C; Umman S; Nisanci Y; Umman B; Bugra Z; Aslanger EK; Kaplan A; Yilmaz A; Teker E; Güz G; Polat N; Sezer M (EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology, 2013)