Sulovic 2013.

Trial name or title	Did calcium management prevent pre‐eclampsia?
Methods	Randomised controlled trial
Participants	9178 healthy nulliparous woman 14‐23 weeks' gestation
Interventions	2 g calcium vs placebo until the end of pregnancy
Outcomes	Pre‐eclampsia, preterm birth
Starting date	Not clear
Contact information	Belgrade University (no email)
Notes	(Reported in abstract.) Although this study appears to have been completed we are awaiting publication of full trial results. There was insufficient information to assess risk of bias and extract data.