Fig. 2From: Russian roulette with unlicensed fat-burner drug 2,4-dinitrophenol (DNP): evidence from a multidisciplinary study of the internet, bodybuilding supplements and DNP usersFlowchart of the research process depicting the three distinct phases of systematic Internet search (September - December, 2013), supplement sampling and screening (January - July, 2014) and survey study (December 2014 - August 2015). Internet sites were re-checked in March 2015 with the list revised in August 2015Back to article page