Related by context. Frequent words. (Click for all words.) 61 Observational studies 60 tissue perfusion 58 urodynamic 57 cortical stimulation 57 zinc supplementation 56 randomized controlled trials RCTs 56 procalcitonin 56 chest radiographs 56 pharmacokinetic pharmacodynamic 56 placebo controlled studies 56 exhaled nitric oxide 55 pharmacodynamic effects 55 optimal dosing 55 randomized controlled clinical trials 55 glycemia 55 multivariate logistic regression 55 pharmacological interventions 55 metreleptin 55 GnRH agonists 54 DHA supplementation 54 correlational 54 calcium supplementation 54 serum uric acid 54 serum vitamin D 54 SYMMETRY trial 54 QTc prolongation 54 osteoarthritic 54 ulcer healing 54 residual confounding 54 cytological 54 iroxanadine 54 liver biopsies 54 varicoceles 54 serum lipids 54 physiological mechanisms 53 glucose homeostasis 53 nonrandomized 53 gut microbiota 53 cardioprotective effects 53 warfarin dosing 53 genetic polymorphisms 53 lipid lowering therapy 53 thyroid dysfunction 53 immune modulating 53 pharmacokinetic parameters 53 Multivariate analysis 53 thromboprophylaxis 53 HPA axis 53 pharmacological intervention 53 gallstone disease 53 antithrombotic therapy 53 logistic regression analysis 53 Randomized controlled 53 Epidemiological studies 53 antihypertensive therapy 53 immunohistochemical 53 clinical pharmacology studies 53 therapeutic regimens 52 Calorie restriction 52 GRNCM1 52 secretin 52 thyroid hormone levels 52 Metallurgical testwork 52 dose titration 52 randomized blinded 52 fructose intake 52 Vitamin supplements 52 eprotirome 52 histopathological 52 C1 INH 52 elevated CRP 52 topical formulations 52 adiponectin levels 52 placebo controlled trials 52 prognostic indicators 52 microbiologic 52 placebo controlled clinical trials 52 PPCPs 52 metabolic parameters 52 periodontal diseases 52 phthalate exposure 52 abdominal ultrasound 52 double blinded placebo 52 randomized controlled trials 52 AREDS 52 hypertonic saline 52 neurocognitive function 52 Protelos 52 endoscopist 52 subgroup analyzes 52 adenotonsillectomy 52 immunocompetent 51 MBCT 51 iron supplementation 51 postmarketing surveillance 51 beta blocker therapy 51 endoscopic sinus surgery 51 Corus CAD 51 randomized trials 51 PLX cells 51 thyroid nodules