title: Erratum to: The Prevalence, Attitudes, and Correlates of Waterpipe Smoking Among High School Students in Iran: a Cross-Sectional Study.
authors.affiliation: Department of Health Sciences, Unit for Public Health Science, Mid Sweden University, Sundsvall, Sweden. reza.ziaei@miun.se.
authors.forename: Reza
authors.identifier: 0000-0001-9780-4192
authors.initials: R
authors.lastname: Ziaei
authors.affiliation: Department of Neurobiology, Care Sciences and Society, Unit for Family Medicine, Karolinska Institute, Stockholm, Sweden.
authors.forename: Reza
authors.initials: R
authors.lastname: Mohammadi
authors.affiliation: Department of Community Medicine, Tabriz University of Medical Sciences, Tabriz, Iran.
authors.forename: Saeed
authors.initials: S
authors.lastname: Dastgiri
authors.affiliation: Department of Health Sciences, Unit for Public Health Science, Mid Sweden University, Sundsvall, Sweden.
authors.forename: Eija
authors.initials: E
authors.lastname: Viitasara
authors.affiliation: Unit for Adolescence Health, Province Health Center, Tabriz, Iran.
authors.forename: Vahab Asl
authors.initials: VA
authors.lastname: Rahimi
authors.affiliation: Unit for Adolescence Health, Province Health Center, Tabriz, Iran.
authors.forename: Abolfazl
authors.initials: A
authors.lastname: Jeddi
authors.affiliation: Department of Health Sciences, Unit for Public Health Science, Mid Sweden University, Sundsvall, Sweden.
authors.forename: Joaquim
authors.initials: J
authors.lastname: Soares