1. 104 Reducing unwarranted variations in frequency of coronary angiographies in germany by describing, understanding and modifying local practice. (20th August 2018) Authors: Gerlach, Navina; Schlößler, Kathrin; Steinbuck, Joana; Bleek, Julian; Günster, Christian; Marschall, Ursula; Schneider, Udo; Horenkamp-Sonntag, Dirk; Sundmacher, Leonie; König, Hans-Helmut; Zeymer, Uwe; Schneider, Steffen; Werdan, Karl; Weber, Michael; Schäfer, Corinna; Klemperer, David; Kopp, In... Journal: BMJ evidence-based medicine Issue: Volume 23:Supplement 2(2018) Page Start: A49 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗