Aspirin versus Placebo in Pregnancies at High Risk for Preterm Preeclampsia.
N Engl J Med. 2017 Aug 17;377(7):613-622. doi: 10.1056/NEJMoa1704559. Epub 2017 Jun 28.
N Engl J Med. 2017.
PMID: 28657417
Free article.
Clinical Trial.