AI Insight
Insufficient information is available to provide a scientific summary. The provided content only includes a title "Carrier" and indicates the article is from the New England Journal of Medicine's ahead of print section, but contains no actual research findings, methods, results, or conclusions that can be analyzed.
Why it matters
Cannot be determined without access to the article's actual content, including the research question, methodology, and findings.
Understand the Science
New England Journal of Medicine, Ahead of Print.
Source: Carrier