HRB National Drugs Library
Home > Items where Subject is "R Research > Type of research study > Research involving two or more groups"
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Whitaker, Victoria and Oldham, Melissa and Boyd, Jennifer and Fairbrother, Hannah and Curtis, Penny and Meier, Petra and Holmes, John (2021) Clustering of health-related behaviours within children aged 11-16: a systematic review. BMC Public Health , 21 , (1) , p. 137.
O'Gorman, Aileen (2001) From research design to execution: maintaining consistency and validity while responding to contingencies in the field. Addiction Research & Theory , 9 , (6) , pp. 575-585.