Oral hygiene practices and associated factors among rural communities in northwest Ethiopia.

"Declarations Ethics approval and consent to participateEthical clearance was obtained from the Institutional Review Board of the University of Gondar (reference number: V/P/RCS/05/1520/2016). There were no risks due to participation and the collected data were used only for this research purpose with complete confidentiality. Written informed consent was obtained from household heads. All the methods were carried out in accordance with relevant guidelines and regulations. Consent for publicationThis manuscript does not contain any individual person’s data. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding The research project was funded by the University of Gondar (grand number: R/T/T/C/Eng./250/08/2016)."