1. Institute for Quality and Efficiency in Health Care. Health care in Germany: The German health care system. National Library of Medicine; 2006. https://www.ncbi.nlm.nih.gov/books/NBK298834/.
2. Schober, M. 2016. Introduction to Advanced Nursing Practice: an International Focus. Under the Auspices of the International Council of Nurses (ICN). Switzerland: Springer International Publishing.
3. Schober, M. 2017. Strategic Planning for Advanced Nursing Practice. Under the Auspices of the International Council of Nurses (ICN). Switzerland: Springer International Publishing.
4. Sachverständigenrat zur Begutachtung der Entwicklung im Gesundheitswesen (SVR). Kooperation und Verantwortung. Voraussetzungen einer zielorientierten Gesundheitsversorgung. Kurzfassung; 2007. https://www.svr-gesundheit.de/fileadmin/Gutachten/Gutachten_2007/Kurzfassung_2007.pdf. Accessed 26 Oct 2022.
5. World Health Organisation (WHO). Factsheet non-communicable diseases, 2022. https://www.who.int/news-room/fact-sheets/detail/noncommunicable-diseases. Accessed 22 Oct 2022.