1. Evidence for overuse of medical services around the world;Brownlee;Lancet,2017
2. Evidence for underuse of effective medical services around the world;Glasziou;Lancet,2017
3. Drivers of poor medical care;Saini;Lancet,2017
4. Levers for addressing medical underuse and overuse: achieving high-value health care;Elshaug;Lancet,2017
5. The global numbers and costs of additionally needed and unnecessary Caesarean sections performed per year: overuse as a barrier to universal coverage. World Health Report (2010), Background Paper, No.30;Gibbons,2010