An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Westerlund A, Oikonomou C, Ransjö M, Ekestubbe A, Bresin A, Lund H.Westerlund A, et al.Am J Orthod Dentofacial Orthop. 2017 Jan;151(1):74-81. doi: 10.1016/j.ajodo.2016.06.029.Am J Orthod Dentofacial Orthop. 2017.PMID: 28024787
Sigvardsson J, Nilsson S, Ransjö M, Westerlund A.Sigvardsson J, et al. Among authors: westerlund a.Int J Environ Res Public Health. 2021 May 16;18(10):5297. doi: 10.3390/ijerph18105297.Int J Environ Res Public Health. 2021.PMID: 34065755Free PMC article.