Related by context. Frequent words. (Click for all words.) 57 exhaled nitric oxide 54 procalcitonin 54 recurrent miscarriage 54 carotid stenosis 54 thrombophilia 53 endoscopist 53 thyroid nodules 53 intrapartum 53 unexplained infertility 53 gynecologic procedures 53 ultrasonographic 53 Doppler ultrasound 53 tissue perfusion 53 logistic regression analysis 52 elevated CRP 52 abdominal ultrasound 51 prognostic significance 51 birthweight 51 subclinical hypothyroidism 51 recurrent miscarriages 51 Computed tomography 51 DuoFertility 51 adiponectin levels 51 electrocardiography 51 QTc prolongation 51 folate supplementation 51 IVF ICSI 51 thyroid hormone levels 51 EEGs 51 noninvasive imaging 51 correlational 51 body fatness 51 SpO2 51 infective endocarditis 51 sensitivity specificity 51 bilirubin levels 51 ICD implantation 51 intracardiac 50 thyroid dysfunction 50 magnesium sulphate 50 ultrasound examinations 50 autistic traits 50 spinal anesthesia 50 methylation patterns 50 neuroanatomical 50 etiologic 50 abnormal heartbeats 50 chest radiograph 50 sentinel lymph node biopsy 50 adenoidectomy 50 Ultrasonography 50 colorectal adenomas 50 multivariate logistic regression 50 neonatal resuscitation 50 clinicians 50 neurological abnormalities 50 troponin T 50 nonphysician 50 serum vitamin D 50 mammographic 49 obstetric complications 49 biological plausibility 49 oxygen saturation 49 antibiotic prophylaxis 49 hemodynamics 49 Spirometry 49 multivariate analyzes 49 postpartum hemorrhage 49 clinically insignificant 49 thromboprophylaxis 49 cTnT 49 warfarin dosing 49 highly heritable 49 cochlear implantation 49 electrophysiological 49 ovulation induction 49 retinal nerve 49 statistically significant correlation 49 atherothrombosis 49 Observational studies 49 folate intake 49 intracytoplasmic sperm injection 49 Sonographic 49 blood lactate 49 electrocardiogram EKG 49 maternal morbidity 49 nutrient density 49 coumadin 49 Bibbins Domingo 49 congenital anomalies 49 endoscopic ultrasound 49 Magnetic resonance 48 iron supplementation 48 Apgar scores 48 folic acid intake 48 serum lipids 48 neurologic complications 48 medicolegal 48 pediatric cardiologists 48 SpHb 48 computed tomography CT scan