RETRACTED: Letrozole versus combined metformin and clomiphene citrate for ovulation induction in clomiphene-resistant women with polycystic ovary syndrome: a randomized controlled trial
2010 ◽
Vol 94
(4)
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pp. 1405-1409
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2010 ◽
Vol 37
(3)
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pp. 169-177
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2019 ◽
Vol 6
(1)
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2019 ◽
Vol 74
(6)
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pp. 349-350
2019 ◽
Vol 111
(3)
◽
pp. 571-578.e1
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2009 ◽
Vol 91
(2)
◽
pp. 514-521
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2013 ◽
Vol 2013
◽
pp. 1-11
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2015 ◽
Vol 10
(4)
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pp. 1297-1302
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