Meerpohl, Joerg J; Schell, Lisa K; Bassler, Dirk; Gallus, Silvano; Kleijnen, Jos; Kulig, Michael; La Vecchia, Carlo; Marušić, Ana; Ravaud, Philippe; Reis, Andreas; Schmucker, Christine; Strech, Daniel; Urrútia, Gerard; Wager, Elizabeth; Antes, Gerd (2015). Evidence-informed recommendations to reduce dissemination bias in clinical research: conclusions from the OPEN (Overcome failure to Publish nEgative fiNdings) project based on an international consensus meeting. BMJ Open, 5(5):e006666.
Schmucker, Christine; Schell, Lisa K; Portalupi, Susan; Oeller, Patrick; Cabrera, Laura; Bassler, Dirk; Schwarzer, Guido; Scherer, Roberta W; Antes, Gerd; von Elm, Erik; Meerpohl, Joerg J (2014). Extent of non-publication in cohorts of studies approved by research ethics committees or included in trial registries. PLoS ONE, 9(12):e114023.