2
Published 2016
Europen Observatory on Health Systems and Policies

3
Published 2016
Europen Observatory on Health Systems and Policies

5
by Patlak, Margie
Published 2010
National Academies Press

6
Published 2017
World Bank Group

7
by Hamdani, Maria, Hamdani, Najma, Das, Maitraye
Published 2023
MIT Sloan Management Review