title: Special issue: 4th international meeting: methodological issues in oral health research - intervention studies. Preface.
authors.affiliation: Department of Oral Health Sciences, KU Leuven University of Leuven, Leuven, Belgium. dominique.declerck@uzleuven.be
authors.forename: Dominique
authors.initials: D
authors.lastname: Declerck
authors.forename: Emmanuel
authors.initials: E
authors.lastname: Lesaffre
authors.forename: Betul
authors.initials: B
authors.lastname: Kargul
authors.forename: Nural
authors.initials: N
authors.lastname: Bekiroglu
mesh_terms: D003226:Congresses as Topic; D018865:Dental Research; D006801:Humans; D009909:Oral Health; D010506:Periodicals as Topic; D012107:Research Design