Links
[1] https://www.sciensano.be/sites/default/files/5._pijn.pdf
[2] https://www.sciensano.be/en/biblio/enquete-de-sante-2018-douleur-physique
[3] https://his.wiv-isp.be/nl/Gedeelde%20%20documenten/PI_NL_2018.pdf
[4] https://www.sciensano.be/en/people/sabine-drieskens/biblio
[5] https://www.sciensano.be/en/people/rana-charafeddine/biblio
[6] https://www.sciensano.be/en/people/johan-van-der-heyden/biblio