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.
van der Pijl MSG, Hollander MH, van der Linden T, Verweij R, Holten L, Kingma E, de Jonge A, Verhoeven CJM.van der Pijl MSG, et al. Among authors: kingma e.PLoS One. 2020 May 12;15(5):e0233114. doi: 10.1371/journal.pone.0233114. eCollection 2020.PLoS One. 2020.PMID: 32396552Free PMC article.
van der Pijl MSG, Kasperink M, Hollander MH, Verhoeven C, Kingma E, de Jonge A.van der Pijl MSG, et al. Among authors: kingma e.PLoS One. 2021 Feb 12;16(2):e0246697. doi: 10.1371/journal.pone.0246697. eCollection 2021.PLoS One. 2021.PMID: 33577594Free PMC article.
van der Pijl MSG, Verhoeven CJM, Verweij R, van der Linden T, Kingma E, Hollander MH, de Jonge A.van der Pijl MSG, et al. Among authors: kingma e.Reprod Health. 2022 Jul 8;19(1):160. doi: 10.1186/s12978-022-01460-4.Reprod Health. 2022.PMID: 35804419Free PMC article.