title: Time, consensus and implementation: challenges for effective knowledge exchange.
authors.affiliation: IBS Unit, EMCDDA, Lisbon, Portugal. marica.ferri@emcdda.europa.eu.
authors.forename: Marica
authors.initials: M
authors.lastname: Ferri
authors.affiliation: Instituto de Higiene e Medicina Tropical Nova Universidade de Lisboa, Portugal.
authors.forename: Sonia
authors.initials: S
authors.lastname: Dias
mesh_terms: D032921:Consensus; D003657:Decision Making
keywords: Communication; decision-making; evidence base; knowledge exchange; methodological limitations and uncertainties; social and contextual factors