How to read a paper. Statistics for the non-statistician. I: Different types of data need different statistical tests.
Greenhalgh
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Department of Primary Care and Population Sciences, University College London Medical School/Royal Free Hospital School of Medicine, Whittington Hospital, London. p.greenhalgh@ucl.ac.uk
D003625:Data Collection; D003627:Data Interpretation, Statistical; D016555:Matched-Pair Analysis; D016011:Normal Distribution; D013223:Statistics as Topic