Related by context. Frequent words. (Click for all words.) 70 preterm 66 neural tube defect 65 congenital abnormalities 63 low birthweight babies 63 low birthweight 62 exclusively breastfed 62 preterm delivery 61 congenital anomalies 61 preterm birth 61 breastfed 61 birthweight 61 congenital malformations 61 Preterm birth 61 born prematurely 60 vitamin D deficient 60 preterm infants 60 preterm babies 59 obese 59 preterm births 59 neonates 59 CMV infection 59 infants 58 Birth defects 58 weeks gestation 58 BRCA2 mutations 58 VUR 58 breastfed babies 57 attention-deficit/hyperactivity disorder ADHD 57 nmol L 57 gestational age 57 cesarean delivery 57 nondiabetic 57 Multiple births 57 Premature birth 56 unexplained infertility 56 bronchiolitis 56 cotinine levels 56 Hospitalizations 56 Prematurity 56 premature births 55 death syndrome SIDS 55 stillbirth 55 newborns 55 premenopausal 55 preemies 55 breast fed 55 obese adolescents 55 uterine rupture 55 severely obese 55 births 55 anencephaly 55 Congenital heart 55 difficulty conceiving 54 Arch Intern Med 54 gestational 54 gastroschisis 54 spontaneous abortions 54 atopic 54 vaginal deliveries 54 neonatal mortality 54 folate intake 54 caesarean delivery 54 dietary intakes 54 osteoporotic fractures 54 malformations 54 vaginal births 54 menarche 54 hypospadias 54 premature babies 53 depressive symptoms 53 Obstructive sleep apnea 53 pregnancies 53 HLHS 53 chromosome abnormalities 53 neural tube defects 53 newborn infants 53 recurrent stroke 53 babies 53 oophorectomy 53 fasting insulin 53 venous thrombosis 53 neonate 53 perinatal 53 Premature babies 53 febrile seizures 53 neonatal 53 trisomy 53 cardiorespiratory fitness 53 % CI #.#-#.# [006] 53 Malignant gliomas 52 stillbirths 52 ASDs 52 confidence interval #.#-#.# 52 BRCA mutations 52 osteoporotic fracture 52 postmenopausal breast cancer 52 prematurity 52 chromosomal abnormalities 52 premature infants 52 cesareans 52 LQTS