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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1997 4
1998 1
1999 141
2000 473
2001 488
2002 541
2003 616
2004 590
2005 700
2006 708
2007 705
2008 759
2009 761
2010 805
2011 754
2012 730
2013 789
2014 800
2015 737
2016 616
2017 565
2018 525
2019 431
2020 370
2021 249
2022 43
2023 5
2024 22

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Page 1
Placental leptin.
Ashworth CJ, Hoggard N, Thomas L, Mercer JG, Wallace JM, Lea RG. Ashworth CJ, et al. Rev Reprod. 2000 Jan;5(1):18-24. doi: 10.1530/ror.0.0050018. Rev Reprod. 2000. PMID: 10711732 Review.
ECI Biocommentary-February.
Perng W. Perng W. Pediatr Res. 2019 Feb;85(3):252. doi: 10.1038/s41390-018-0232-4. Epub 2018 Nov 19. Pediatr Res. 2019. PMID: 30455478 No abstract available.
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