@article {Burger:15 January 2000:0002-9149:172, author = "Burger W.", author = "Hampel C.", author = "Kaltenbach M.", author = "Hartmann A.", author = "Herrmann M.", author = "Hoffmann J.A.", author = "Klepzig H.", title = "Effect of atenolol and celiprolol on acetylcholine-induced coronary vasomotion in coronary artery disease - evidence for an L-arginine/NO-dependent mechanism", journal = "The American Journal of Cardiology", volume = "85", year = "15 January 2000", abstract = "", pages = "172-177(6)", url = "http://www.ingentaconnect.com/content/els/00029149/2000/00000085/00000002/art00648" doi = "doi:10.1016/S0002-9149(99)00648-7" }