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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1801 | 1 |
| 1803 | 1 |
| 1804 | 2 |
| 1805 | 2 |
| 1806 | 2 |
| 1807 | 1 |
| 1808 | 4 |
| 1809 | 1 |
| 1810 | 3 |
| 1811 | 2 |
| 1812 | 3 |
| 1813 | 1 |
| 1814 | 3 |
| 1815 | 1 |
| 1816 | 1 |
| 1817 | 3 |
| 1819 | 1 |
| 1820 | 5 |
| 1821 | 2 |
| 1822 | 3 |
| 1823 | 3 |
| 1824 | 1 |
| 1825 | 3 |
| 1826 | 6 |
| 1827 | 3 |
| 1828 | 8 |
| 1829 | 8 |
| 1830 | 6 |
| 1831 | 6 |
| 1832 | 12 |
| 1833 | 9 |
| 1834 | 11 |
| 1835 | 9 |
| 1836 | 5 |
| 1837 | 15 |
| 1838 | 12 |
| 1839 | 5 |
| 1840 | 16 |
| 1841 | 15 |
| 1842 | 11 |
| 1843 | 16 |
| 1844 | 11 |
| 1845 | 26 |
| 1846 | 13 |
| 1847 | 14 |
| 1848 | 22 |
| 1849 | 21 |
| 1850 | 25 |
| 1851 | 26 |
| 1852 | 13 |
| 1853 | 23 |
| 1854 | 19 |
| 1855 | 35 |
| 1856 | 34 |
| 1857 | 32 |
| 1858 | 37 |
| 1859 | 28 |
| 1860 | 42 |
| 1861 | 33 |
| 1862 | 11 |
| 1863 | 17 |
| 1864 | 18 |
| 1865 | 18 |
| 1866 | 15 |
| 1867 | 20 |
| 1868 | 17 |
| 1869 | 21 |
| 1870 | 17 |
| 1871 | 18 |
| 1872 | 18 |
| 1873 | 18 |
| 1874 | 27 |
| 1875 | 20 |
| 1876 | 25 |
| 1877 | 22 |
| 1878 | 32 |
| 1879 | 35 |
| 1880 | 28 |
| 1881 | 36 |
| 1882 | 31 |
| 1883 | 27 |
| 1884 | 24 |
| 1885 | 28 |
| 1886 | 34 |
| 1887 | 35 |
| 1888 | 32 |
| 1889 | 33 |
| 1890 | 38 |
| 1891 | 30 |
| 1892 | 26 |
| 1893 | 41 |
| 1894 | 39 |
| 1895 | 26 |
| 1896 | 39 |
| 1897 | 30 |
| 1898 | 41 |
| 1899 | 43 |
| 1900 | 34 |
| 1901 | 28 |
| 1902 | 36 |
| 1903 | 35 |
| 1904 | 40 |
| 1905 | 31 |
| 1906 | 18 |
| 1907 | 22 |
| 1908 | 29 |
| 1909 | 31 |
| 1910 | 23 |
| 1911 | 31 |
| 1912 | 33 |
| 1913 | 23 |
| 1914 | 26 |
| 1915 | 16 |
| 1916 | 15 |
| 1917 | 32 |
| 1918 | 23 |
| 1919 | 20 |
| 1920 | 24 |
| 1921 | 25 |
| 1922 | 23 |
| 1923 | 15 |
| 1924 | 17 |
| 1925 | 12 |
| 1926 | 15 |
| 1927 | 12 |
| 1928 | 17 |
| 1929 | 20 |
| 1930 | 22 |
| 1931 | 16 |
| 1932 | 26 |
| 1933 | 20 |
| 1934 | 18 |
| 1935 | 22 |
| 1936 | 17 |
| 1937 | 25 |
| 1938 | 19 |
| 1939 | 26 |
| 1940 | 13 |
| 1941 | 19 |
| 1942 | 10 |
| 1943 | 9 |
| 1944 | 4 |
| 1945 | 3 |
| 1946 | 16 |
| 1947 | 20 |
| 1948 | 24 |
| 1949 | 25 |
| 1950 | 22 |
| 1951 | 23 |
| 1952 | 13 |
| 1953 | 27 |
| 1954 | 23 |
| 1955 | 21 |
| 1956 | 10 |
| 1957 | 11 |
| 1958 | 12 |
| 1959 | 11 |
| 1960 | 14 |
| 1961 | 14 |
| 1962 | 23 |
| 1963 | 18 |
| 1964 | 23 |
| 1965 | 21 |
| 1966 | 13 |
| 1967 | 30 |
| 1968 | 15 |
| 1969 | 17 |
| 1970 | 23 |
| 1971 | 15 |
| 1972 | 17 |
| 1973 | 18 |
| 1974 | 15 |
| 1975 | 18 |
| 1976 | 23 |
| 1977 | 19 |
| 1978 | 22 |
| 1979 | 27 |
| 1980 | 27 |
| 1981 | 36 |
| 1982 | 25 |
| 1983 | 31 |
| 1984 | 42 |
| 1985 | 36 |
| 1986 | 35 |
| 1987 | 32 |
| 1988 | 40 |
| 1989 | 39 |
| 1990 | 56 |
| 1991 | 51 |
| 1992 | 56 |
| 1993 | 89 |
| 1994 | 102 |
| 1995 | 94 |
| 1996 | 116 |
| 1997 | 95 |
| 1998 | 97 |
| 1999 | 117 |
| 2000 | 163 |
| 2001 | 184 |
| 2002 | 210 |
| 2003 | 255 |
| 2004 | 413 |
| 2005 | 569 |
| 2006 | 810 |
| 2007 | 1084 |
| 2008 | 1680 |
| 2009 | 2111 |
| 2010 | 2853 |
| 2011 | 3776 |
| 2012 | 5096 |
| 2013 | 6549 |
| 2014 | 8415 |
| 2015 | 9842 |
| 2016 | 11441 |
| 2017 | 13203 |
| 2018 | 15639 |
| 2019 | 19015 |
| 2020 | 28058 |
| 2021 | 40151 |
| 2022 | 50140 |
| 2023 | 44632 |
| 2024 | 47792 |
| 2025 | 61707 |
| 2026 | 55720 |
| 2027 | 12 |
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These filters represent the three primary types of content included in the PMC archive: 1) content published in a scholarly journal 2) peer-reviewed author manuscripts accepted for publication in a journal and 3) preprint versions of articles collected through the NIH Preprint Pilot, made public prior to peer review
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The PMC Open Access Subset includes journal articles and preprints that are made available under license terms that allow reuse. Historical back issues refers to digitized content from print journals made available in PMC through the Biomedical Journal Digitization Projects.
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("theme"[All Fields] OR "themed"[All Fields] OR "themes"[All Fields]) AND "open access"[Filter]
436,080
results
Embargoed Articles:
The embargo is the time during which the publisher retains exclusive rights to distribute articles. Those articles are made freely available on the PMC website after the embargo period has ended. Citations for articles under an embargo period will still display in the PMC results list by default. Choose “Exclude” to prevent embargoed articles from displaying in your results.
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Perceived effectiveness of four different cigarette health warning label themes among a sample of urban smokers and non-smokers in China.
- Nian Q, Hardesty JJ, Cohen JE, Xie X, Kennedy RD.
- Tob Control. 2021 Aug 16;32(2):205-210. doi: 10.1136/tobaccocontrol-2021-056703.
- PMCID: PMC9985749
Nian Q, et al.Tob Control. 2021.PMCID: PMC9985749Analysis of variance and independent t-tests were used to analyse these data. FINDINGS: All four HWL themes performed well for each outcome with average ratings >6.5. Harming family or children with secondhand smoke was the theme that received the highest ratings …Analysis of variance and independent t-tests were used to analyse these data. FINDINGS: All four HWL themes performed well for each o … -
Suffering and happiness in Turkish folk poetry in the context of positive psychology: The examples of Asik Mahzuni Serif and Neset Ertas.
- Güven AZ, Arslan G.
- Front Psychol. 2023 Jan 17;13:1104611. doi: 10.3389/fpsyg.2022.1104611.
- PMCID: PMC9888310
Güven AZ, et al.Front Psychol. 2023.PMCID: PMC9888310The study results indicated that suffering-themed concepts were mentioned more than happiness-themed concepts. Within the theme of suffering, the world was the most frequently mentioned concept in Mahzuni's works. ...Other concepts pointing to the theme …The study results indicated that suffering-themed concepts were mentioned more than happiness-themed concepts. Within the t … -
"I want to lift my people up": Exploring the psychological correlates of racial themes within the life stories of midlife Black Americans.
- Mayukha A, Guzman A, Jitklongsub S, McAdams DP.
- J Pers. 2024 Apr 12;93(2):320-340. doi: 10.1111/jopy.12932.
- PMCID: PMC11891957
Mayukha A, et al.J Pers. 2024.PMCID: PMC11891957Next, we conducted a thematic analysis of these scenes to identify salient racial narrative themes. Finally, we coded race-relevant scenes to examine the psychological correlates of racial narrative themes. RESULTS: We identified 460 total racially themed Lif …Next, we conducted a thematic analysis of these scenes to identify salient racial narrative themes. Finally, we coded race-relevant s … -
Development and Pretesting of Hookah Tobacco Public Education Messages for Young Adults.
- Phan L, Villanti AC, Leshner G, Wagener TL, Stevens EM, Johnson AC, Mays D.
- Int J Environ Res Public Health. 2020 Nov 25;17(23):8752. doi: 10.3390/ijerph17238752.
- PMCID: PMC7728075
Phan L, et al.Int J Environ Res Public Health. 2020.PMCID: PMC7728075Messages with harm or addiction content alone were associated with greater receptivity than social use-themed messages (p = 0.058). Flavor-themed messages did not differ in receptivity from harm or addiction content alone or social use-themed messages. Messag …Messages with harm or addiction content alone were associated with greater receptivity than social use-themed messages (p = 0.058). F … -
The Timing, Nature and Extent of Social Media Marketing by Unhealthy Food and Drinks Brands During the COVID-19 Pandemic in New Zealand.
- Gerritsen S, Sing F, Lin K, Martino F, Backholer K, Culpin A, Mackay S.
- Front Nutr. 2021 Mar 5;8:645349. doi: 10.3389/fnut.2021.645349.
- PMCID: PMC7973089
Gerritsen S, et al.Front Nutr. 2021.PMCID: PMC7973089COVID-19 related posts were identified and classified to investigate the timing, themes and engagement with social media marketing campaigns, flagging those that may breach New Zealand's Advertising Standards. ...Over a quarter of all posts by the 14 brands (n = 372, 27.2% …COVID-19 related posts were identified and classified to investigate the timing, themes and engagement with social media marketing ca … -
Effectiveness of Using a Popular Media Theme in Emergency Medicine Simulation.
- Cohen S, Sinicrope R, Vulpe D, Diers N, Dixon DD, Richardson E, Rahman M, Bobbett A, Ray J.
- Cureus. 2026 Mar 23;18(3):e105699. doi: 10.7759/cureus.105699.
- PMCID: PMC13102137
Cohen S, et al.Cureus. 2026.PMCID: PMC13102137Methods Eleven residents in a community hospital residency program attended a "Star Wars" themed simulation event. A knowledge-based pre- and post-test was given along with a subjective self-analysis of the resident's perspective on the theming and gamification of the simu …Methods Eleven residents in a community hospital residency program attended a "Star Wars" themed simulation event. A knowledge-based … -
Technology-Themed Persecutory and Related Presentations of Delusions in the Digital Age: Narrative Review.
- Bokhari SA, Osman AA, Elnoor M, Alnor MA, Javaid SF.
- JMIR Ment Health. 2026 Aug 14;13:e102927. doi: 10.2196/102927.
- PMCID: PMC13476003
Bokhari SA, et al.JMIR Ment Health. 2026.PMCID: PMC13476003However, we identified no prior review dedicated specifically to synthesizing technology-themed delusional content across historical and contemporary clinical contexts. OBJECTIVE: This narrative review aimed to trace the historical evolution of technology-themed del …However, we identified no prior review dedicated specifically to synthesizing technology-themed delusional content across historical … -
Medication-taking for secondary prevention of acute myocardial infarction: a thematic meta-synthesis of patient experiences.
- Piekarz H, Langran C, Raza A, Donyai P.
- Open Heart. 2022 Mar;9(1):e001939. doi: 10.1136/openhrt-2021-001939.
- PMCID: PMC8900060
Piekarz H, et al.Open Heart. 2022.PMCID: PMC8900060A meta-synthesis using thematic coding and constant comparison method produced higher order themes, and these were used to construct a statement organised by theme using specific examples from the included studies. ...The concept of medication-taking had unique elem …A meta-synthesis using thematic coding and constant comparison method produced higher order themes, and these were used to construct … -
From collective memory to clinical cases: analyzing political delusions in patients with psychotic disorders.
- Başaran AS, Gazey H, Çağlayan S, Candansayar S.
- BMC Psychiatry. 2025 Nov 3;25(1):1052. doi: 10.1186/s12888-025-07518-4.
- PMCID: PMC12581223
Başaran AS, et al.BMC Psychiatry. 2025.PMCID: PMC12581223Across themes, patients' narratives reflected blurred self-world boundaries, externalized agency, and the recruitment of widely circulated political symbols. CONCLUSIONS: Politically themed delusions are structured, culturally anchored narratives rather than inciden …Across themes, patients' narratives reflected blurred self-world boundaries, externalized agency, and the recruitment of widely circu … -
Tobacco coverage in print media: the use of timing and themes by tobacco control supporters and opposition before a failed tobacco tax initiative.
- Harris JK, Shelton SC, Moreland-Russell S, Luke DA.
- Tob Control. 2009 Dec 3;19(1):37-43. doi: 10.1136/tc.2009.032516.
- PMCID: PMC2921260
Harris JK, et al.Tob Control. 2009.PMCID: PMC2921260The proportion of anti-tobacco control articles increased significantly (chi(2)=104.9, p<0.001) the month before the election, driven by an increase in economically themed articles. Economic articles were published more often in counties with less voter support for the …The proportion of anti-tobacco control articles increased significantly (chi(2)=104.9, p<0.001) the month before the election, driven by …