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

Year Number of Results
1979 2
1980 6
1981 6
1982 7
1983 9
1984 9
1985 17
1986 11
1987 18
1988 22
1989 29
1990 43
1991 48
1992 63
1993 66
1994 86
1995 83
1996 74
1997 72
1998 109
1999 100
2000 153
2001 184
2002 255
2003 300
2004 374
2005 438
2006 521
2007 633
2008 760
2009 844
2010 1097
2011 1180
2012 1439
2013 1647
2014 1908
2015 2181
2016 2276
2017 2439
2018 2854
2019 3477
2020 4066
2021 4533
2022 5194
2023 5208
2024 4468
2025 11

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44,026 results

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Page 1
CD4 function in thymocyte differentiation and T cell activation.
Killeen N, Davis CB, Chu K, Crooks ME, Sawada S, Scarborough JD, Boyd KA, Stuart SG, Xu H, Littman DR. Killeen N, et al. Among authors: xu h. Philos Trans R Soc Lond B Biol Sci. 1993 Oct 29;342(1299):25-34. doi: 10.1098/rstb.1993.0131. Philos Trans R Soc Lond B Biol Sci. 1993. PMID: 7904343 Review.
Intraneuronal Abeta42 accumulation in human brain.
Gouras GK, Tsai J, Naslund J, Vincent B, Edgar M, Checler F, Greenfield JP, Haroutunian V, Buxbaum JD, Xu H, Greengard P, Relkin NR. Gouras GK, et al. Among authors: xu h. Am J Pathol. 2000 Jan;156(1):15-20. doi: 10.1016/s0002-9440(10)64700-1. Am J Pathol. 2000. PMID: 10623648 Free PMC article.
[Cardiovascular estrogen receptors].
Xu H. Xu H. Sheng Li Ke Xue Jin Zhan. 1990 Apr;21(2):139-42. Sheng Li Ke Xue Jin Zhan. 1990. PMID: 2205914 Review. Chinese. No abstract available.
44,026 results
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