Links
[1] https://www.sciensano.be/sites/default/files/pa_report_2018_fr_v3.pdf
[2] https://www.sciensano.be/en/biblio/gezondheidsenquete-2018-lichaamsbeweging
[3] https://his.wiv-isp.be/fr/Documents%20partages/PA_FR_2018.pdf
[4] https://www.sciensano.be/en/people/sabine-drieskens/biblio
[5] https://www.sciensano.be/en/biblio?f%5Bauthor%5D=88681&f%5Bsearch%5D=Diem%20Nguyen
[6] https://www.sciensano.be/en/people/lydia-gisle/biblio