D. Freedman

Most-cited papers

Isolation, quarantine, social distancing and community containment: pivotal role for old-style public health measures in the novel coronavirus (2019-nCoV) outbreak
A. Wilder-Smith, D. Freedman
2020Journal of Travel Medicine2,289 citations Open access
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Spectrum of disease and relation to place of exposure among ill returned travelers.
D. Freedman, L. Weld, P. Kozarsky, Tamara L. Fisk +5 more
2006New England Journal of Medicine1,008 citations Open access
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GeoSentinel Surveillance of Illness in Returned Travelers, 2007–2011
K. Leder, J. Torresi, M. Libman, J. Cramer +13 more
2013Annals of Internal Medicine457 citations Open access
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Zika virus and microcephaly: why is this situation a PHEIC?
David L. Heymann, A. Hodgson, A. Sall, D. Freedman +8 more
2016The Lancet354 citations Open access
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The practice of travel medicine: guidelines by the Infectious Diseases Society of America.
D. Hill, C. Ericsson, R. Pearson, J. Keystone +6 more
2006Clinical Infectious Diseases270 citations
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Seasonality, Annual Trends, and Characteristics of Dengue among Ill Returned Travelers, 1997–2006
Eli Schwartz, L. Weld, A. Wilder-Smith, F. von Sonnenburg +4 more
2008Emerging Infectious Diseases208 citations Open access
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Acute and potentially life-threatening tropical diseases in western travelers--a GeoSentinel multicenter study, 1996-2011.
M. Jensenius, P. Han, P. Schlagenhauf, Eli Schwartz +6 more
2013American Journal of Tropical Medicine and Hygiene151 citations Open access
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Surveillance for travel-related disease--GeoSentinel Surveillance System, United States, 1997-2011.
Kira A. Harvey, Douglas H. Esposito, P. Han, P. Kozarsky +3 more
2013Morbidity and mortality weekly report. Surveillance summaries137 citations
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Gastrointestinal infection among international travelers globally.
Zoe Greenwood, J. Black, L. Weld, D. O'Brien +8 more
2008Journal of Travel Medicine134 citations Open access
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Sex and gender differences in travel-associated disease.
P. Schlagenhauf, Lin H. Chen, M. Wilson, D. Freedman +9 more
2010Clinical Infectious Diseases120 citations Open access
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Travel-associated Illness Trends and Clusters, 2000–2010
K. Leder, J. Torresi, J. Brownstein, M. Wilson +9 more
2013Emerging Infectious Diseases115 citations Open access
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Cartographies of Disease: Maps, Mapping, and Medicine
D. Freedman
2006101 citations
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In-flight transmission of SARS-CoV-2: a review of the attack rates and available data on the efficacy of face masks
D. Freedman, A. Wilder-Smith
2020Journal of Travel Medicine97 citations Open access
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Medical Considerations before International Travel.
D. Freedman, Lin H. Chen, P. Kozarsky
2016New England Journal of Medicine97 citations
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Characteristics of schistosomiasis in travelers reported to the GeoSentinel Surveillance Network 1997-2008.
Deborah J. Nicolls, L. Weld, Eli Schwartz, C. Reed +3 more
2008American Journal of Tropical Medicine and Hygiene95 citations Open access
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Clinical practice. Malaria prevention in short-term travelers.
D. Freedman
2008New England Journal of Medicine92 citations
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Natural history, clinicoradiologic correlates, and response to triclabendazole in acute massive fascioliasis.
L. Marcos, M. Tagle, A. Terashima, A. Bussalleu +7 more
2008American Journal of Tropical Medicine and Hygiene80 citations Open access
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Travel-acquired infections and illnesses in Canadians: surveillance report from CanTravNet surveillance data, 2009–2011
A. Boggild, J. Geduld, M. Libman, B. Ward +7 more
2014Open Medicine67 citations
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Illness in Travelers Returned From Brazil: The GeoSentinel Experience and Implications for the 2014 FIFA World Cup and the 2016 Summer Olympics
M. Wilson, L.-H. Chen, P. Han, J. Keystone +110 more
2014Clinical Infectious Diseases66 citations Open access
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COVID-19 Immunity Passport to Ease Travel Restrictions?
Lin H. Chen, D. Freedman, L. Visser
2020Journal of Travel Medicine61 citations Open access
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Expert opinion on vaccination of travelers against Japanese encephalitis.
G. Burchard, E. Caumes, B. Connor, D. Freedman +7 more
2009Journal of Travel Medicine61 citations Open access
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Sexual Behavior of International Travelers Visiting Peru
M. Cabada, J. Echevarría, C. Seas, Guillermo Narvarte +3 more
2002Sexually Transmitted Diseases59 citations Open access
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Treatment failure in intestinal strongyloidiasis: an indicator of HTLV-I infection.
A. Terashima, H. Alvarez, R. Tello, R. Infante +2 more
2002International Journal of Infectious Diseases57 citations Open access
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Expatriates ill after travel: Results from the Geosentinel Surveillance Network
P. Lim, P. Han, Lin H. Chen, Susan Macdonald +7 more
2012BMC Infectious Diseases53 citations Open access
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A comparative analysis of methodological approaches used for estimating risk in travel medicine.
K. Leder, M. Wilson, D. Freedman, J. Torresi
2008Journal of Travel Medicine53 citations
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Tafenoquine and G6PD: a primer for clinicians.
Cindy S. Chu, D. Freedman
2019Journal of Travel Medicine51 citations Open access
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Influenza: changing approaches to prevention and treatment in travelers.
D. Freedman, K. Leder
2006Journal of Travel Medicine51 citations Open access
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Prevalence and predictors of intestinal helminth infections among human immunodeficiency virus type 1-infected adults in an urban African setting.
K. Modjarrad, I. Zulu, D. Redden, L. Njobvu +2 more
2005American Journal of Tropical Medicine and Hygiene49 citations Open access
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Ongoing outbreak of an acute muscular Sarcocystis-like illness among travellers returning from Tioman Island, Malaysia, 2011-2012.
Douglas H. Esposito, D. Freedman, A. Neumayr, P. Parola
2012Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin47 citations Open access
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Etiology of travel-related fever
M. Wilson, D. Freedman
2007Current Opinion in Infectious Diseases46 citations
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Detection on four continents of dengue fever cases related to an ongoing outbreak in Luanda, Angola, March to May 2013.
Eli Schwartz, E. Meltzer, M. Mendelson, A. Tooke +9 more
2013Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin45 citations Open access
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Patterns of illness in travelers visiting Mexico and Central America: the GeoSentinel experience.
J. Flores-Figueroa, P. Okhuysen, F. von Sonnenburg, H. DuPont +7 more
2011Clinical Infectious Diseases37 citations Open access
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Imported human African trypanosomiasis in Europe, 2005-2009.
P. Gautret, J. Clerinx, E. Caumes, F. Simon +8 more
2009Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin37 citations Open access
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Surveillance report of Zika virus among Canadian travellers returning from the Americas
A. Boggild, J. Geduld, M. Libman, C. Yansouni +10 more
2017Canadian Medical Association Journal32 citations Open access
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Notes from the field: acute muscular sarcocystosis among returning travelers - Tioman Island, Malaysia, 2011.
F. von Sonnenburg, J. Cramer, D. Freedman, A. Plier +3 more
2012MMWR. Morbidity and mortality weekly report32 citations
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GeoSentinel: past, present and future†
D. Hamer, Aisha Rizwan, D. Freedman, P. Kozarsky +1 more
2020Journal of Travel Medicine29 citations Open access
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Global health surveillance and travelers' health
C. Marano, D. Freedman
2009Current Opinion in Infectious Diseases28 citations
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Health risks in travelers to China: the GeoSentinel experience and implications for the 2008 Beijing Olympics.
Xiaohong M. Davis, Susan Macdonald, S. Borwein, D. Freedman +5 more
2008American Journal of Tropical Medicine and Hygiene27 citations Open access
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Malaria in travellers returning or migrating to Canada: surveillance report from CanTravNet surveillance data, 2004-2014.
A. Boggild, J. Geduld, M. Libman, C. Yansouni +7 more
2016CMAJ Open25 citations Open access
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Confronting the New Challenge in Travel Medicine: SARS
A. Wilder-Smith, D. Freedman
2003Journal of Travel Medicine23 citations Open access
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Educational programs to enhance medical expertise in tropical diseases: the Gorgas Course experience 1996-2001.
D. Freedman, E. Gotuzzo, C. Seas, P. Légua +3 more
2002American Journal of Tropical Medicine and Hygiene19 citations
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Vaccines for International Travel.
D. Freedman, Lin H. Chen
2019Mayo Clinic proceedings18 citations Open access
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Dermatoses among returned Canadian travellers and immigrants: surveillance report based on CanTravNet data, 2009-2012.
Michael S Stevens, J. Geduld, M. Libman, B. Ward +8 more
2015CMAJ Open18 citations Open access
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Travel-acquired infections in Canada: CanTravNet 2011-2012.
A. Boggild, J. Geduld, M. Libman, B. Ward +7 more
2014Canada communicable disease report = Releve des maladies transmissibles au Canada15 citations Open access
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International travelers as sentinels for sustained influenza transmission during the 2009 influenza A(H1N1)pdm09 pandemic.
Xiaohong M. Davis, Kelly A Hay, D. A. Plier, S. Chaves +6 more
2013Journal of Travel Medicine15 citations Open access
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Transmission of malaria in resort areas--Dominican Republic, 2004.
C. Kay, D. Patrick, J. Keystone, M. Bodie-Collins +10 more
2005MMWR. Morbidity and mortality weekly report15 citations Open access
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Health risks in travelers to South Africa: the GeoSentinel experience and implications for the 2010 FIFA World Cup.
M. Mendelson, Xiaohong M. Davis, M. Jensenius, J. Keystone +6 more
2010American Journal of Tropical Medicine and Hygiene14 citations Open access
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The revised International Health Regulations (2005): impact on yellow fever vaccination in clinical practice.
A. Wilder-Smith, D. Hill, D. Freedman
2008American Journal of Tropical Medicine and Hygiene14 citations
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Japanese encephalitis: is there a need for a novel vaccine?
A. Wilder-Smith, D. Freedman
2009Expert Review of Vaccines13 citations Open access
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Drug-free holidays: pre-travel versus during travel malaria chemoprophylaxis.
G. Shanks, A. Magill, D. Freedman, J. Keystone +2 more
2007American Journal of Tropical Medicine and Hygiene13 citations Open access
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