Results 261 to 263 of about 450,753 (263)

Prevalence and risk of violence against children with disabilities: a systematic review and meta-analysis of observational studies

Lancet, The, 2012
Lisa Jones, Mark A Bellis, Karen Hughes
exaly  

Blood pressure, stroke, and coronary heart disease *1Part 1, prolonged differences in blood pressure: prospective observational studies corrected for the regression dilution bias

Lancet, The, 1990
exaly  

A Comparison of Observational Studies and Randomized, Controlled Trials

New England Journal of Medicine, 2000
exaly