Fuente
Este artículo es originalmente publicado en:
http://www.ncbi.nlm.nih.gov/pubmed/26789873
http://www.nejm.org/doi/full/10.1056/NEJMcp1513724
De:
N Engl J Med. 2016 Jan 21;374(3):254-62. doi: 10.1056/NEJMcp1513724
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Last updated October 2015
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