Authors: Jenny T van der Steen; Cornelis A van den Bogert; Mirjam C van Soest-Poortvliet; Soulmaz Fazeli Farsani; René H J Otten; Gerben Ter Riet; Lex M Bouter Journal: PLoS One Date: 2018-02-05 Impact factor: 3.240
Authors: Sander Greenland; Stephen J Senn; Kenneth J Rothman; John B Carlin; Charles Poole; Steven N Goodman; Douglas G Altman Journal: Eur J Epidemiol Date: 2016-05-21 Impact factor: 8.082