The drug lag: An update of new drug introductions in the United States and in the United Kingdom, 1977 through 1987
1989 ◽
Vol 46
(2)
◽
pp. 121-138
◽
Keyword(s):
New Drug
◽
1992 ◽
Vol 22
(1)
◽
pp. 53-72
◽
Keyword(s):
1998 ◽
Vol 7
(4)
◽
pp. 311-314
◽
2011 ◽
Keyword(s):
Keyword(s):
Keyword(s):