title: Statistics and ethics in medical research. Collecting and screening data.
mesh_terms: D002986:Clinical Trials as Topic; D003625:Data Collection / Q000379:methods; D004992:Ethics, Medical; D006801:Humans; D007223:Infant; D010352:Patient Dropouts; D011897:Random Allocation; D012106:Research; D013223:Statistics as Topic; D013398:Sudden Infant Death