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Merck Manual
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The trusted provider of medical information since 1899
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Alexander S. Niven /

Alexander S. Niven, MD

Affiliations

  • Adjunct Professor of Medicine
  • Uniformed Services University of the Health Sciences
  • Senior Associate Consultant
  • Division of Pulmonary and Critical Care Medicine, Mayo Clinic

Manual Chapters and Commentaries

Merck and the Merck Manuals

Merck & Co., Inc., Kenilworth, NJ, USA is a global healthcare leader working to help the world be well. From developing new therapies that treat and prevent disease to helping people in need, we are committed to improving health and well-being around the world. The Merck Manual was first published in 1899 as a service to the community. The legacy of this great resource continues as the Merck Manual in the US and Canada and the MSD Manual outside of North America. Learn more about our commitment to Global Medical Knowledge.

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