An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Krucoff MW, Green CL, Langer A, Klootwijk LJ, Trollinger KM, Sawchak ST, Wilderman NM, Veldkamp RF, Pope JE, Simoons ML, et al.Krucoff MW, et al. Among authors: langer a.J Electrocardiol. 1993;26 Suppl:249-55.J Electrocardiol. 1993.PMID: 8189133No abstract available.
Langer A, Krucoff MW, Klootwijk P, Simoons ML, Granger CB, Barr A, Califf RM, Armstrong PW.Langer A, et al.J Am Coll Cardiol. 1998 Mar 15;31(4):783-9. doi: 10.1016/s0735-1097(97)00544-5.J Am Coll Cardiol. 1998.PMID: 9525547Free article.
Klootwijk P, Langer A, Meij S, Green C, Veldkamp RF, Ross AM, Armstrong PW, Simoons ML.Klootwijk P, et al. Among authors: langer a.Eur Heart J. 1996 May;17(5):689-98. doi: 10.1093/oxfordjournals.eurheartj.a014935.Eur Heart J. 1996.PMID: 8737099Clinical Trial.
Cox JL, Lee E, Langer A, Armstrong PW, Naylor CD.Cox JL, et al. Among authors: langer a.CMAJ. 1997 Feb 15;156(4):497-505.CMAJ. 1997.PMID: 9054819Free PMC article.Clinical Trial.
Singh N, Mironov D, Armstrong PW, Ross AM, Langer A.Singh N, et al. Among authors: langer a.Circulation. 1996 Apr 1;93(7):1388-95. doi: 10.1161/01.cir.93.7.1388.Circulation. 1996.PMID: 8641028