01356nas a2200481   4500000000100000000000100001000000100002008004100003653004000044653002500084653001100109653001100120653001100131653002000142653001400162653003600176653002600212653002300238653001600261653002000277653002300297653003200320653002500352653001600377653002200393653002300415653004100438653002100479100001300500700001700513700001400530700001300544700001800557700001500575700002400590700001700614700001500631245018400646250001500830300000800845490000700853020001400860       2022                            d10a*Abortion, Spontaneous/epidemiology10aEngland/epidemiology10aFemale10aHumans10aInfant10aInfant, Newborn10aPregnancy10a*Pregnancy Outcome/epidemiology10aRetrospective Studies10aUterine Hemorrhage10avaccination10aBackground rate10aLow-risk pregnancy10aMaternal immunization trial10aMaternal vaccination10aMiscarriage10aPharmacovigilance10aPregnancy outcomes10aPregnancy-related events of interest10aPreterm delivery1 aM. Riley1 aD. Lambrelli1 aS. Graham1 aO. Henry1 aA. Sutherland1 aA. Schmidt1 aN. Sawalhi-Leckenby1 aR. Donaldson1 aS. Stoszek00aFacilitating safety evaluation in maternal immunization trials: a retrospective cohort study to assess pregnancy outcomes and events of interest in low-risk pregnancies in England  a2022/06/02  a4610 v22  a1471-2393