Designing cross-sector collaboration to foster technological innovation : empirical insights from eHealth partnerships in five countriesVerhoest, Koen; Callens, Chesney; Klijn, Erik Hans; Brogaard, Lena; Garcia-Rayado, Jaime; Nõmmik, StevenPublic administration review2023 https://doi.org/10.1111/puar.13785 How service users envision their engagement in processes of collaborative innovation : A Q-methodological study on user involvement in eHealth collaborationsCallens, Chesney; Verhoest, Koen; Klijn, Erik Hans; Nõmmik, Steven; Pina, Vicente; Brogaard, LenaPublic policy and administration2023 https://doi.org/10.1177/09520767231170298 National varieties of public-private partnerships (PPPs) : a comparative analysis of PPP-supporting units in 19 European countriesvan den Hurk, Martijn; Brogaard, Lena; Lember, Veiko; Petersen, Ole Helby; Witz, PetrJournal of comparative policy analysis : research and practice2016 / p. 1-20 : tab http://dx.doi.org/10.1080/13876988.2015.1006814