Recruitment and retention of pregnant women in prospective birth cohort studies: A scoping review and content analysis of the literature
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2011 ◽
Vol 94
(suppl_6)
◽
pp. 2012S-2017S
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2009 ◽
Vol 64
(4)
◽
pp. 765-773
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Keyword(s):
2001 ◽
Vol 12
(3)
◽
pp. 118-124
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Keyword(s):
2016 ◽
Vol 26
(6)
◽
pp. 984-991
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Keyword(s):
2016 ◽
Vol 28
(1)
◽
pp. 30-37
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