journal:New England Journal of Medicine
Authors:--
Published date:1951-11-22
DOI:10.1056/nejm195111222452110
PDF link:http://www.nejm.org/doi/pdf/10.1056/NEJM195111222452110
Article link:http://dx.doi.org/10.1056/nejm195111222452110
Article Source:Massachusetts Medical Society。
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