Biblioteca Digital

33 resultados para cohort

Scientific, ethical, and logistical considerations in introducing a new operation: a retrospective cohort study from paediatric cardiac surgery

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Prospective cohort study to determine if trial efficacy of anticoagulation for stroke prevention in atrial fibrillation translates into clinical effectiveness

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Socioeconomic variation in hysterectomy up to age 52: national, population based, prospective cohort study

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Disability in young people and adults one year after head injury: prospective cohort study

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Role of C282Y mutation in haemochromatosis gene in development of type 2 diabetes in healthy men: prospective cohort study

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Psychiatric disorders and risky sexual behaviour in young adulthood: cross sectional study in birth cohort

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Time trends in schizophrenia mortality in Stockholm County, Sweden: cohort study

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Effect of receiving a heart transplant: analysis of a national cohort entered on to a waiting list, stratified by heart failure severity

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Cohort study of risk of fracture before and after surgery for primary hyperparathyroidism

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Risk of testicular cancer in men with abnormal semen characteristics: cohort study

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Risk of venous thromboembolism among users of third generation oral contraceptives compared with users of oral contraceptives with levonorgestrel before and after 1995: cohort and case-control analysis

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Final results from 10 year cohort of patients undergoing surveillance for Barrett's oesophagus: observational study

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Using fetal nuchal translucency to screen for major congenital cardiac defects at 10-14 weeks of gestation: population based cohort study

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Clinical predictors of hypoxaemia in Gambian children with acute lower respiratory tract infection: prospective cohort study

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Mortality associated with oral contraceptive use: 25 year follow up of cohort of 46 000 women from Royal College of General Practitioners’ oral contraception study

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