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Results by year

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

Year Number of Results
1944 1
1945 83
1946 332
1947 228
1948 152
1949 143
1950 154
1951 185
1952 229
1953 236
1954 271
1955 248
1956 287
1957 332
1958 365
1959 308
1960 238
1961 273
1962 328
1963 456
1964 534
1965 351
1966 382
1967 432
1968 490
1969 574
1970 490
1971 436
1972 443
1973 429
1974 491
1975 541
1976 522
1977 529
1978 554
1979 524
1980 496
1981 442
1982 432
1983 514
1984 514
1985 520
1986 589
1987 641
1988 605
1989 835
1990 814
1991 914
1992 1031
1993 780
1994 1018
1995 1002
1996 1020
1997 1029
1998 1243
1999 1252
2000 1246
2001 1706
2002 1654
2003 1907
2004 1739
2005 1877
2006 1855
2007 2120
2008 2153
2009 2285
2010 2271
2011 2585
2012 2804
2013 2874
2014 2850
2015 2848
2016 2671
2017 2555
2018 2514
2019 1787
2020 97
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Search Results

68,296 results
Results by year
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Page 1
SpaceX ignites big dreams.
Nature. 2018 Feb 15;554(7692):275. doi: 10.1038/d41586-018-01877-7. Nature. 2018. PMID: 29446407 No abstract available.
Robotic transportation.
Lob WS. Lob WS. Clin Chem. 1990 Sep;36(9):1544-50. Clin Chem. 1990. PMID: 2208684 Review.
Management of green transportation: an evidence-based approach.
Shouket B, Zaman K, Nassani AA, Aldakhil AM, Abro MMQ. Shouket B, et al. Environ Sci Pollut Res Int. 2019 Apr;26(12):12574-12589. doi: 10.1007/s11356-019-04748-4. Epub 2019 Mar 9. Environ Sci Pollut Res Int. 2019. PMID: 30852754
68,296 results
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