Related by context. Frequent words. (Click for all words.) 58 congenital abnormalities 55 neural tube defect 55 Multiple births 55 low birthweight babies 54 congenital anomalies 54 quadruplets 53 preterm delivery 53 identical triplets 51 spontaneous abortions 51 Birth defects 51 Preterm birth 51 Premature birth 51 births 51 bronchiolitis 51 congenital malformations 51 premature births 51 uterine rupture 51 prematurity 50 Obstructive sleep apnea 50 preterm 50 vaginal deliveries 50 Preeclampsia 50 triplets 50 neural tube defects 50 congenital defects 50 low birthweight 49 preterm births 49 Tooth decay 49 birthweight 49 fetal abnormalities 49 anencephaly 49 newborns 49 fetu 49 Pregnancies 49 twins triplets 49 embryo transfers 49 HLHS 48 Ear infections 48 Caesarean delivery 48 weeks gestation 48 Spina bifida 48 stillbirths 48 trisomy 48 confidence interval #.#-#.# 48 LQTS 48 premature birth 48 Giraffe gives 48 recurrent infections 48 Deep vein thrombosis 48 cesarean delivery 48 Testicular cancer 48 pregnancies 47 birth defects 47 death syndrome SIDS 47 preterm babies 47 ectopic pregnancies 47 Prematurity 47 caesarean sections 47 bariatric procedures 47 C. difficile infection 47 polycystic ovary syndrome 47 preeclampsia 47 premature infants 47 pelvic inflammatory disease 47 premature babies 47 caesareans 47 fetal distress 47 vaginal births 47 laboratory abnormalities 47 babies 47 Thyroid cancer 47 eclampsia 47 stillbirth 47 febrile seizures 46 respiratory distress syndrome 46 infants 46 thromboembolism 46 Postpartum depression 46 asthma exacerbations 46 myocardial infarctions 46 preemies 46 chromosomal abnormalities 46 IVF cycles 46 neonatologists 46 bloodstream infection 46 quintuplets 46 preterm birth 46 neonates 46 cesareans 46 malformations 46 chromosomal abnormality 46 cesarean 46 postoperative complications 46 atopy 45 Premature babies 45 difficulty conceiving 45 toxoplasmosis 45 Syndrome SIDS 45 invasive pneumococcal disease 45 osteoporotic fracture 45 Philly zoo