1. Maria Koijck - surgery waste. https://www.mariakoijck.com/surgery-waste. Accessed 26 May 2023.
2. Nelissen A, Barker JH. Baby Fe’s first environmental footprint – there must be a better way! Editorial Int J Surg. 2022;105:106874. https://doi.org/10.1016/j.ijsu.2022.106874.
3. Maria Koijck - spatial art. https://www.mariakoijck.com/. Accessed 26 May 2023.
4. Dit, is het afval van één operatie, mijn operatie ! https://www.youtube.com/watch?v=ajneXFJ1k2I. Accessed 26 May 2023.
5. Everybody business: strengthening health systems to improve health outcomes: WHO’s framework for action. World Health Organization. Geneva. 2007. https://apps.who.int/iris/bitstream/handle/10665/43918/9789241596077_eng.pdf. Accessed 26 May 2023.