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Tiong IY, Novaro GM, Jefferson B, Monson M, Smedira N, Penn MS.Tiong IY, et al. Among authors: penn ms.Chest. 2002 Dec;122(6):2259-62. doi: 10.1378/chest.122.6.2259.Chest. 2002.PMID: 12475876
Penn MS, Smedira N, Lytle B, Brener SJ.Penn MS, et al.J Am Coll Cardiol. 2000 Mar 15;35(4):889-94. doi: 10.1016/s0735-1097(99)00638-5.J Am Coll Cardiol. 2000.PMID: 10732884Free article.
Aksoy O, Yousefzai R, Singh D, Agarwal S, O'Brien B, Griffin BP, Kapadia SR, Tuzcu ME, Penn MS, Nissen SE, Menon V.Aksoy O, et al. Among authors: penn ms.Heart. 2011 May;97(10):838-43. doi: 10.1136/hrt.2010.206367. Epub 2010 Oct 20.Heart. 2011.PMID: 20962337
Kim Y, Wang TH, Askari A, Penn MS.Kim Y, et al. Among authors: penn ms.Cleve Clin J Med. 2006 Jun;73(6):527-9, 533-4, 536. doi: 10.3949/ccjm.73.6.527.Cleve Clin J Med. 2006.PMID: 16784152Free article.No abstract available.
Goel SS, Harvey JE, Penn M, Menon V.Goel SS, et al.Circulation. 2009 Apr 14;119(14):1975-6. doi: 10.1161/CIRCULATIONAHA.108.832824.Circulation. 2009.PMID: 19364990No abstract available.
Vivekananthan DP, Penn MS, Sapp SK, Hsu A, Topol EJ.Vivekananthan DP, et al. Among authors: penn ms.Lancet. 2003 Jun 14;361(9374):2017-23. doi: 10.1016/S0140-6736(03)13637-9.Lancet. 2003.PMID: 12814711