Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

My NCBI Filters
Results by year

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

Year Number of Results
1945 3
1946 6
1947 8
1948 4
1949 14
1951 18
1952 36
1953 44
1954 36
1955 59
1956 61
1957 65
1958 50
1959 78
1960 53
1961 63
1962 41
1963 2
1964 10
1965 77
1966 143
1967 167
1968 205
1969 217
1970 204
1971 222
1972 227
1973 348
1974 354
1975 379
1976 424
1977 437
1978 473
1979 508
1980 558
1981 600
1982 682
1983 666
1984 689
1985 709
1986 705
1987 629
1988 666
1989 640
1990 712
1991 682
1992 644
1993 703
1994 672
1995 707
1996 676
1997 640
1998 635
1999 616
2000 677
2001 609
2002 580
2003 701
2004 648
2005 755
2006 781
2007 688
2008 771
2009 734
2010 719
2011 727
2012 723
2013 665
2014 683
2015 626
2016 629
2017 550
2018 526
2019 587
2020 528
2021 415
2022 310
2023 39
Text availability
Article attribute
Article type
Publication date

Search Results

31,178 results
Results by year
Filters applied: . Clear all
Page 1
Morphine antagonists.
SHAW FH, SHULMAN A. SHAW FH, et al. Nature. 1955 Feb 26;175(4452):388-9. doi: 10.1038/175388b0. Nature. 1955. PMID: 14356188 No abstract available.
Morphine antagonists.
WILSON A. WILSON A. Proc R Soc Med. 1956 Aug;49(8):583-5. Proc R Soc Med. 1956. PMID: 13359421 Free article. No abstract available.
Morphine antagonists.
FROMHERZ K, PELLMONT B. FROMHERZ K, et al. Experientia. 1952 Oct 15;8(10):394-5. doi: 10.1007/BF02176207. Experientia. 1952. PMID: 13010232 English. No abstract available.
Morphine antagonism.
SHAW FH, BENTLEY G. SHAW FH, et al. Nature. 1952 Apr 26;169(4304):712-3. doi: 10.1038/169712a0. Nature. 1952. PMID: 14956997 No abstract available.
Morphine: single-dose tolerance.
Kornetsky C, Bain G. Kornetsky C, et al. Science. 1968 Nov 29;162(3857):1011-2. doi: 10.1126/science.162.3857.1011. Science. 1968. PMID: 5698838
31,178 results
You have reached the last available page of results. Please see the User Guide for more information.