Rmations OR 1.40 95 CI 1.01.95 Malm et al 2011. Similarly, small research from teratogen details services didn't observe variations in total malformationsChambers et al 1996, Nulman et al 1997, Pastuszak et al 1993, even though a single study did locate a statistically considerable increase in cardiovascular malformations OR4.47 95 CI 1.315.27 DiavCitrin et al 2008. The metaanalysis by Grigoriad