Dental Cleaning, Community Water Fluoridation and Preterm Birth, Massachusetts: 2009–2016.
December 12, 2018
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Maternal and Child Health Journal
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Zhang X, Lu E, Stone S, et al.
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[Epub ahead of print]
Appendix
MA PRAMS questions on Dental Cleaning
https://www.mass.gov/files/documents/2016/07/vj/prams-09-11-survey.pdf
Years 2009-2011, Q78
https://www.mass.gov/files/documents/2016/07/pr/prams-12-15-survey.pdf
Years 2012-2015, Q31c
https://www.mass.gov/files/documents/2017/11/30/prams-survey-2016-2019.pdf
Year 2016, Q27