Вахид Ахмед,
http://link.springer.com/article/10.1186/s13561-014-0038-y link.springer.com
http://link.springer.com/article/10.1186/s13561-014-0038-y link.springer.com
http://link.springer.com/article/10.1186/s13561-014-0038-y link.springer.com
link.springer.com
...our latest manuscript in Health Economics Review... http://link.springer.com/article/10.1186/s13561-014-0038-y link.springer.