60-year-old woman with constipation of three months

Sources

• Heart Sounds and Murmurs Across the Lifespan (with CD) by Dr Barbara Ann Erickson
  Publisher: Mosby
  ISBN-10: 0323020453; ISBN-13: 978-0323020459
• Heart Sounds and Murmurs: A Practical Guide with Audio CD-ROM 3rd Edition
  Elsevier-Health Sciences Division
  Barbara A. Erickson, PhD, RN, CCRN
• Heart and Lung Sounds Reference Guide
  PracticalClinicalSkills.com
  
• Heart Sounds Made Easy with CD-ROM: (with CD-ROM) 2nd Edition
  Anthony P. Salmon
  ISBN-13: 978-0443069079
• NCBI Review of Heart Sounds and Murmurs: A Practical Guide
• The Virtual Cardiac Patient: A Multimedia Guide to Heart Sounds And Murmurs Jonathan Keroes, David Lieberman
  Publisher: Lippincott Williams & Wilkin)
  ISBN-10: 0781784425; ISBN-13: 978-0781784429
• Ventricular Function Curves in the Exercising Dog
  JONATHAN KEROES , ROGER R. ECKER , and ELLIOT RAPAPORT
  Circulation Research, Vol. 25, No. 5
• Electrocardiographic changes associated with ritodrine-induced maternal tachycardia and hypokalemia American Journal of Obstetrics Gynecology, VOLUME 154, ISSUE 4, P921-923, APRIL 01, 1986
  Susan K Hendricks, MD, Jonathan Keroes, MD, Michael Katz, MD
• A Multimedia Guide to Heart Sounds and Murmurs
  January 2007 JAMA The Journal of the American Medical Association 297(2):217-218
  DOI:10.1001/jama.297.2.217. M. Saleem Seyal, MD, Reviewer
• Clinical Heart Disease W Proctor Harvey, MD
  
Clinical Heart Disease
Laennec Publishing; 1st edition (January 1, 2009)