This is a "connection" page, showing publications co-authored by Edward Buchanan and Vincenzo Berghella.
Berghella V, Buchanan E, Pereira L, Baxter JK. Preconception care. Obstet Gynecol Surv. 2010 Feb; 65(2):119-31.
The connection strength for concepts is the sum of the scores for each matching publication.
Publication scores are based on many factors, including how long ago they were written and whether the person is a first or senior author.