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.


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
1995 2
1996 1
1998 1
1999 2
2001 1
2003 4
2004 3
2005 4
2006 5
2008 2
2009 4
2010 3
2011 8
2012 10
2013 5
2014 6
2015 4
2016 7
2017 5
2018 13
2019 18
2020 14
2021 34
2022 25
2023 20

Text availability

Article attribute

Article type

Publication date

Search Results

177 results

Results by year

Filters applied: . Clear all
Page 1
Acute Myocardial Infarction after Laboratory-Confirmed Influenza Infection.
Kwong JC, Schwartz KL, Campitelli MA, Chung H, Crowcroft NS, Karnauchow T, Katz K, Ko DT, McGeer AJ, McNally D, Richardson DC, Rosella LC, Simor A, Smieja M, Zahariadis G, Gubbay JB. Kwong JC, et al. Among authors: schwartz kl. N Engl J Med. 2018 Jan 25;378(4):345-353. doi: 10.1056/NEJMoa1702090. N Engl J Med. 2018. PMID: 29365305 Free article.
Effect of Wearing a Face Mask on Hand-to-Face Contact by Children in a Simulated School Environment: The Back-to-School COVID-19 Simulation Randomized Clinical Trial.
Science M, Caldeira-Kulbakas M, Parekh RS, Maguire BR, Carroll S, Anthony SJ, Bitnun A, Bourns LE, Campbell DM, Cohen E, Dodds A, Dubey V, Friedman JN, Greenwood JL, Hopkins JP, Imgrund R, Korczak DJ, Looi T, Louca E, Mertz D, Nashid J, Panzera G, Schneiderman JE, Schwartz KL, Streitenberger L, Vuppal S, Walsh CM, Jüni P, Matava CT; Back-to-School COVID-19 School Study Group. Science M, et al. Among authors: schwartz kl. JAMA Pediatr. 2022 Dec 1;176(12):1169-1175. doi: 10.1001/jamapediatrics.2022.3833. JAMA Pediatr. 2022. PMID: 36279142 Free PMC article. Clinical Trial.
Effectiveness of BNT162b2 and mRNA-1273 covid-19 vaccines against symptomatic SARS-CoV-2 infection and severe covid-19 outcomes in Ontario, Canada: test negative design study.
Chung H, He S, Nasreen S, Sundaram ME, Buchan SA, Wilson SE, Chen B, Calzavara A, Fell DB, Austin PC, Wilson K, Schwartz KL, Brown KA, Gubbay JB, Basta NE, Mahmud SM, Righolt CH, Svenson LW, MacDonald SE, Janjua NZ, Tadrous M, Kwong JC; Canadian Immunization Research Network (CIRN) Provincial Collaborative Network (PCN) Investigators. Chung H, et al. Among authors: schwartz kl. BMJ. 2021 Aug 20;374:n1943. doi: 10.1136/bmj.n1943. BMJ. 2021. PMID: 34417165 Free PMC article.
Travel and the Spread of Drug-Resistant Bacteria.
Schwartz KL, Morris SK. Schwartz KL, et al. Curr Infect Dis Rep. 2018 Jun 29;20(9):29. doi: 10.1007/s11908-018-0634-9. Curr Infect Dis Rep. 2018. PMID: 29959541 Review.
Stability and Viability of SARS-CoV-2.
Schwartz KL, Kim J, Garber G. Schwartz KL, et al. N Engl J Med. 2020 May 14;382(20):1963. doi: 10.1056/NEJMc2007942. Epub 2020 Apr 13. N Engl J Med. 2020. PMID: 32283576 No abstract available.
2018 in review: five hot topics in tropical medicine.
Makhani L, Khatib A, Corbeil A, Kariyawasam R, Raheel H, Clarke S, Challa P, Hagopian E, Chakrabarti S, Schwartz KL, Boggild AK. Makhani L, et al. Among authors: schwartz kl. Trop Dis Travel Med Vaccines. 2019 Apr 15;5:5. doi: 10.1186/s40794-019-0082-z. eCollection 2019. Trop Dis Travel Med Vaccines. 2019. PMID: 31016025 Free PMC article. Review.
Reply to Hughes et al.
Fernandez-Lazaro CI, Langford BJ, Schwartz KL. Fernandez-Lazaro CI, et al. Among authors: schwartz kl. Clin Infect Dis. 2020 Apr 10;70(8):1795-1796. doi: 10.1093/cid/ciz713. Clin Infect Dis. 2020. PMID: 32274515 No abstract available.
177 results