Health Research as a Public Good
2012 ◽
Vol 90
(5)
◽
pp. 398-400
◽
Keyword(s):
1994 ◽
Vol 58
(9)
◽
pp. 721-721
2013 ◽
Vol 197
(1)
◽
pp. 191-192
1981 ◽
Vol 36
(8)
◽
pp. 837-847
◽
Keyword(s):
2008 ◽
Vol 39
(6)
◽
pp. 652-657
◽