Reference:
Cooper NJ, Peters J, Lai MC, Juni P, Wandel S, Palmer S, Paulden M, Conti S, Welton NJ, Abrams KR, Bujkiewicz S, Spiegelhalter D, Sutton AJ. How valuable are multiple treatment comparison methods in evidence-based healthcare evaluation? Value in Health 2011;14(2): 371-380.