“Everybody Brush!”: Protocol for a Parallel-Group Randomized Controlled Trial of a Family-Focused Primary Prevention Program With Distribution of Oral Hygiene Products and Education to Increase Frequency of Toothbrushing

Joana Cunha-Cruz   ^{1 *} , DDS,PhD ;   Peter Milgrom   ^{1 *} , DDS ;   R Michael Shirtcliff   ^{2 *} , DMD ;   Colleen E Huebner   ^{3 *} , PhD,MPH ;   Sharity Ludwig   ^{2 *} , RDH ;   Gary Allen   ^{2 *} , DMD ;   JoAnna Scott   ^{4 *} , PhD

¹ Northwest Center to Reduce Oral Health Disparities, Department of Oral Health Sciences, University of Washington, Seattle, WA, United States

² Advantage Dental Services, LLC, Redmond, OR, United States

³ School of Public Health, Department of Health Services, University of Washington, Seattle, WA, United States

⁴ School of Dentistry, Department of Pediatric Dentistry, University of Washington, Seattle, WA, United States

*all authors contributed equally