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

Filters

My NCBI Filters

Results by year

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

Year Number of Results
1966 1
1968 1
1978 2
1979 6
1980 11
1981 15
1982 21
1983 30
1984 21
1985 29
1986 32
1987 28
1988 105
1989 153
1990 231
1991 358
1992 383
1993 362
1994 354
1995 391
1996 568
1997 631
1998 580
1999 640
2000 593
2001 572
2002 535
2003 711
2004 721
2005 906
2006 981
2007 1043
2008 1305
2009 1587
2010 1815
2011 1782
2012 1974
2013 1942
2014 1938
2015 2053
2016 2069
2017 2147
2018 1993
2019 1634
2020 1209
2021 814
2022 191
2023 94
2024 14

Text availability

Article attribute

Article type

Publication date

Search Results

32,266 results

Results by year

Filters applied: . Clear all
Page 1
Emphasizing methods in outcomes research.
Krumholz HM. Krumholz HM. Circ Cardiovasc Qual Outcomes. 2011 Mar;4(2):137-9. doi: 10.1161/CIRCOUTCOMES.111.960831. Circ Cardiovasc Qual Outcomes. 2011. PMID: 21406667 No abstract available.
NEJM Evidence - A New Journal in the NEJM Group Family.
Sacks CA, Hardin CC, Normand SL, Kadire S, Takvorian K, Galloway N, Linga R, Hannon P, Drazen J, Rubin E. Sacks CA, et al. N Engl J Med. 2022 Jan 13;386(2):182-183. doi: 10.1056/NEJMe2118588. Epub 2022 Jan 10. N Engl J Med. 2022. PMID: 35007414 No abstract available.
Mixed methods in biomedical and health services research.
Curry LA, Krumholz HM, O'Cathain A, Plano Clark VL, Cherlin E, Bradley EH. Curry LA, et al. Circ Cardiovasc Qual Outcomes. 2013 Jan 1;6(1):119-23. doi: 10.1161/CIRCOUTCOMES.112.967885. Circ Cardiovasc Qual Outcomes. 2013. PMID: 23322807 Free PMC article.
Reconsidering Values in Biomedical Research.
Zand H, Pourvali K, Christides T. Zand H, et al. Bioessays. 2018 Jun;40(6):e1800019. doi: 10.1002/bies.201800019. Epub 2018 Mar 30. Bioessays. 2018. PMID: 29603300 No abstract available.
32,266 results
You have reached the last available page of results. Please see the User Guide for more information.