Cochrane Db Syst Rev. 2007 Jan 24; 2007 (1): CD003760CD003760.
Public stewardship of private for-profit healthcare providers in low- and middle-income countries.
Cochrane Db Syst Rev. 2016 Aug 11; 2016 (8): CD009855CD009855.
Polyunsaturated fatty acids (PUFAs) for children with specific learning disorders.
Cochrane Db Syst Rev. 2012 Jan 1; 12: CD009398.