title: Publication bias: what are the challenges and can they be overcome?
authors.forename: Ridha
authors.initials: R
authors.lastname: Joober
authors.forename: Norbert
authors.initials: N
authors.lastname: Schmitz
authors.forename: Lawrence
authors.initials: L
authors.lastname: Annable
authors.forename: Patricia
authors.initials: P
authors.lastname: Boksa
mesh_terms: D006801:Humans; D015201:Meta-Analysis as Topic; D017594:Publication Bias; D012107:Research Design