24 Effects of advertisement methods on success of subject recruitment for clinical research trials
1996 ◽
Vol 97
(1)
◽
pp. 188-188
1992 ◽
Vol 15
(5)
◽
pp. 897-904
◽
2015 ◽
Vol 84
(1)
◽
pp. 30-31
2017 ◽
Vol 4
(2)
◽
pp. 24-29