title: Directed acyclic graphs: A tool to identify confounders in orthodontic research, Part II.
authors.affiliation: Department of Orthodontics, School of Dental Medicine, State University of New York at Buffalo, Buffalo, NY.
authors.forename: Thikriat S
authors.initials: TS
authors.lastname: Al-Jewair
authors.affiliation: Department of Orthodontics and Dentofacial Orthopedics, School of Dental Medicine/Medical Faculty, University of Bern, Bern, Switzerland; private practice, Corfu, Greece.
authors.forename: Nikolaos
authors.initials: N
authors.lastname: Pandis
authors.affiliation: Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan.
authors.forename: Yu-Kang
authors.initials: YK
authors.lastname: Tu
mesh_terms: D015986:Confounding Factors, Epidemiologic; D003627:Data Interpretation, Statistical; D006801:Humans