The effect of sildenafil citrate (Viagra) on cerebral blood flow in patients with cerebrovascular risk factors
2009 ◽
Vol 121
(6)
◽
pp. 370-376
◽
Keyword(s):
1998 ◽
Vol 19
(1)
◽
pp. 57-64
◽
2013 ◽
Vol 107
(4)
◽
pp. 205-211
◽
Keyword(s):
Keyword(s):