Innovative Proven Clinical-Research Strategies for Participant Recruitment and Retention
2010 ◽
Vol 19
(1)
◽
pp. 64-68
◽
Keyword(s):
2011 ◽
Vol 51
(Supplement 1)
◽
pp. S33-S45
◽
Keyword(s):
2012 ◽
Vol 24
(1)
◽
pp. 73-79
◽
2008 ◽
Vol 87
(4)
◽
pp. 330-338
◽
Keyword(s):
2019 ◽
Vol 21
(4)
◽
pp. e11166
◽
1969 ◽
Vol 3
(1)
◽
2019 ◽
Vol 3
(2-3)
◽
pp. 97-104