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IP address: 3.91.8.23
Time: 2024-03-28T17:47:26Z
URL: http://scholar.google.com/scholar_lookup?title=Circulating+angiogenic+factors+and+the+risk+of+preeclampsia&year=2004&author=Levine&journal=N+Engl+J+Med&volume=350&issue=7&pages=672-683&doi=10.1056%2FNEJMoa031884&pmid=14764923