Related by context. Frequent words. (Click for all words.) 63 placental 60 utero 60 ectopic 59 neonate 59 preterm delivery 58 uterine 57 birthweight 57 congenital anomalies 56 postnatal 55 congenital abnormalities 55 gestational age 55 gestational 55 fetal 54 preterm infants 54 prenatally 54 spontaneous abortions 54 low birthweight 54 cesarean delivery 53 preterm babies 53 neonates 53 perinatal 53 hypospadias 53 weeks gestation 53 fetu 52 Fetal 52 gestation 52 neurodevelopmental 52 neonatal 52 malformations 52 polycystic ovary syndrome 52 uterine rupture 51 eclampsia 51 hyperplasia 51 prenatal 51 episiotomy 51 congenital malformations 51 testis 51 respiratory distress syndrome 50 maternal fetal 50 neurodevelopment 50 physiologic 50 pregnancy 50 intra abdominal 50 prenatal exposure 50 trimester 50 indomethacin 50 glucocorticoid 50 preeclampsia 50 preterm 49 ascites 49 genital tract 49 endothelial 49 myocardial ischemia 49 aneuploidy 49 neuroendocrine 49 prostaglandin 49 uterus 49 sperm motility 49 pubertal 49 reproductive hormones 49 thromboembolism 49 thyroid hormones 49 misoprostol 49 preterm labor 49 hepatotoxicity 49 placenta 48 trisomy 48 anencephaly 48 endothelial cell 48 glucose intolerance 48 cerebellar 48 endometrial 48 postpartum 48 ovarian function 48 fetus 48 Fetuses 48 alveolar 47 Mirena 47 congenital defects 47 Candida albicans 47 systemic inflammation 47 thyroid function 47 serum concentrations 47 thrombosis 47 cesarean section 47 ovarian cysts 47 iatrogenic 47 pre eclampsia 47 HBV infection 47 ectopic pregnancies 47 gastric emptying 47 menstruation 47 carcinogenesis 47 postoperative complications 47 DMPA 47 malabsorption 47 thrombotic events 47 menarche 46 immunological 46 ectopic pregnancy 46 intracranial