Virginia Pitzer

Associate Professor





Chitwood MH, Russi M, Gunasekera K, Havumaki J, Klaassen F, Pitzer VE, Salomon JA, Swartwood NA, Warren JL, Weinberger DM, Cohen T, Menzies NA. (2021). Reconstructing the course of the COVID-19 epidemic over 2020 for US states and counties: results of a Bayesian evidence synthesis model. medRxiv : the preprint server for health sciences

Pitzer VE, Chitwood M, Havumaki J, Menzies NA, Perniciaro S, Warren JL, Weinberger DM, Cohen T. (2021). The Impact of Changes in Diagnostic Testing Practices on Estimates of COVID-19 Transmission in the United States. American journal of epidemiology

Pitzer VE, Chitwood M, Havumaki J, Menzies NA, Perniciaro S, Warren JL, Weinberger DM, Cohen T. (2020). The impact of changes in diagnostic testing practices on estimates of COVID-19 transmission in the United States. medRxiv : the preprint server for health sciences

Weinberger DM, Cohen T, Crawford FW, Mostashari F, Olson D, Pitzer VE, Reich NG, Russi M, Simonsen L, Watkins A, Viboud C. (2020). Estimating the early death toll of COVID-19 in the United States. bioRxiv : the preprint server for biology

Pitzer VE, Cohen T. (2020). Household studies provide key insights on the transmission of, and susceptibility to, SARS-CoV-2. The Lancet. Infectious diseases

Baker JM, Tate JE, Leon J, Haber MJ, Pitzer VE, Lopman BA. (2020). Post-vaccination serum anti-rotavirus immunoglobulin A as a correlate of protection against rotavirus gastroenteritis across settings. The Journal of infectious diseases

Fauver JR, Petrone ME, Hodcroft EB, Shioda K, Ehrlich HY, Watts AG, Vogels CBF, Brito AF, Alpert T, Muyombwe A, Razeq J, Downing R, Cheemarla NR, Wyllie AL, Kalinich CC, Ott IM, Quick J, Loman NJ, Neugebauer KM, Greninger AL, Jerome KR, Roychoudhury P, Xie H, Shrestha L, Huang ML, Pitzer VE, Iwasaki A, Omer SB, Khan K, Bogoch II, Martinello RA, Foxman EF, Landry ML, Neher RA, Ko AI, Grubaugh ND. (2020). Coast-to-Coast Spread of SARS-CoV-2 during the Early Epidemic in the United States. Cell, 181(5)

Asare EO, Al-Mamun MA, Armah GE, Lopman BA, Parashar UD, Binka F, Pitzer VE. (2020). Modeling of rotavirus transmission dynamics and impact of vaccination in Ghana. Vaccine, 38(31)

Weinberger DM, Chen J, Cohen T, Crawford FW, Mostashari F, Olson D, Pitzer VE, Reich NG, Russi M, Simonsen L, Watkins A, Viboud C. (2020). Estimation of Excess Deaths Associated With the COVID-19 Pandemic in the United States, March to May 2020. JAMA internal medicine, 180(10)

Voysey M, Pant D, Shakya M, Liu X, Colin-Jones R, Theiss-Nyland K, Smith N, Shrestha S, Basnyat B, Pollard AJ, Pitzer VE. (2020). Under-detection of blood culture-positive enteric fever cases: The impact of missing data and methods for adjusting incidence estimates. PLoS neglected tropical diseases, 14(1)

Olson DR, Lopman BA, Konty KJ, Mathes RW, Papadouka V, Ternier A, Zucker JR, Simonsen L, Grenfell BT, Pitzer VE. (2020). Surveillance data confirm multiyear predictions of rotavirus dynamics in New York City. Science advances, 6(9)

Bilcke J, Antillón M, Pieters Z, Kuylen E, Abboud L, Neuzil KM, Pollard AJ, Paltiel AD, Pitzer VE. (2019). Cost-effectiveness of routine and campaign use of typhoid Vi-conjugate vaccine in Gavi-eligible countries: a modelling study. The Lancet. Infectious diseases, 19(7)

Pitzer VE, Bennett A, Bar-Zeev N, Jere KC, Lopman BA, Lewnard JA, Parashar UD, Cunliffe NA. (2019). Evaluating strategies to improve rotavirus vaccine impact during the second year of life in Malawi. Science translational medicine, 11(505)

Anwar MY, Warren JL, Pitzer VE. (2019). Diarrhea Patterns and Climate: A Spatiotemporal Bayesian Hierarchical Analysis of Diarrheal Disease in Afghanistan. The American journal of tropical medicine and hygiene, 101(3)

Kaufhold S, Yaesoubi R, Pitzer VE. (2019). Predicting the Impact of Typhoid Conjugate Vaccines on Antimicrobial Resistance. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 68(Supplement_2)

Baker RE, Mahmud AS, Wagner CE, Yang W, Pitzer VE, Viboud C, Vecchi GA, Metcalf CJE, Grenfell BT. (2019). Epidemic dynamics of respiratory syncytial virus in current and future climates. Nature communications, 10(1)

Lewnard JA, Lopman BA, Parashar UD, Bennett A, Bar-Zeev N, Cunliffe NA, Samuel P, Guerrero ML, Ruiz-Palacios G, Kang G, Pitzer VE. (2019). Heterogeneous susceptibility to rotavirus infection and gastroenteritis in two birth cohort studies: Parameter estimation and epidemiological implications. PLoS computational biology, 15(7)

Weinberger DM, Pitzer VE, Regev-Yochay G, Givon-Lavi N, Dagan R. (2019). Association Between the Decline in Pneumococcal Disease in Unimmunized Adults and Vaccine-Derived Protection Against Colonization in Toddlers and Preschool-Aged Children. American journal of epidemiology, 188(1)

Antillon M, Saad NJ, Baker S, Pollard AJ, Pitzer VE. (2018). The Relationship Between Blood Sample Volume and Diagnostic Sensitivity of Blood Culture for Typhoid and Paratyphoid Fever: A Systematic Review and Meta-Analysis. The Journal of infectious diseases, 218(suppl_4)

Lopman BA, Pitzer VE. (2018). Waxing Understanding of Waning Immunity. The Journal of infectious diseases, 217(6)

Saad NJ, Lynch VD, Antillón M, Yang C, Crump JA, Pitzer VE. (2018). Seasonal dynamics of typhoid and paratyphoid fever. Scientific reports, 8(1)

Kunkel A, Lewnard JA, Pitzer VE, Cohen T. (2017). Antimicrobial Resistance Risks of Cholera Prophylaxis for United Nations Peacekeepers. Antimicrobial agents and chemotherapy, 61(8)

Phelps M, Perner ML, Pitzer VE, Andreasen V, Jensen PKM, Simonsen L. (2018). Cholera Epidemics of the Past Offer New Insights Into an Old Enemy. The Journal of infectious diseases, 217(4)

Antillón M, Bilcke J, Paltiel AD, Pitzer VE. (2017). Cost-effectiveness analysis of typhoid conjugate vaccines in five endemic low- and middle-income settings. Vaccine, 35(27)

Metcalf CJE, Walter KS, Wesolowski A, Buckee CO, Shevliakova E, Tatem AJ, Boos WR, Weinberger DM, Pitzer VE. (2017). Identifying climate drivers of infectious disease dynamics: recent advances and challenges ahead. Proceedings. Biological sciences, 284(1860)

Phelps MD, Azman AS, Lewnard JA, Antillón M, Simonsen L, Andreasen V, Jensen PKM, Pitzer VE. (2017). The importance of thinking beyond the water-supply in cholera epidemics: A historical urban case-study. PLoS neglected tropical diseases, 11(11)

Saad NJ, Bowles CC, Grenfell BT, Basnyat B, Arjyal A, Dongol S, Karkey A, Baker S, Pitzer VE. (2017). The impact of migration and antimicrobial resistance on the transmission dynamics of typhoid fever in Kathmandu, Nepal: A mathematical modelling study. PLoS neglected tropical diseases, 11(5)

Antillón M, Warren JL, Crawford FW, Weinberger DM, Kürüm E, Pak GD, Marks F, Pitzer VE. (2017). The burden of typhoid fever in low- and middle-income countries: A meta-regression approach. PLoS neglected tropical diseases, 11(2)

Lewnard JA, Lopman BA, Parashar UD, Bar-Zeev N, Samuel P, Guerrero ML, Ruiz-Palacios GM, Kang G, Pitzer VE. (2017). Naturally Acquired Immunity Against Rotavirus Infection and Gastroenteritis in Children: Paired Reanalyses of Birth Cohort Studies. The Journal of infectious diseases, 216(3)

Anwar MY, Lewnard JA, Parikh S, Pitzer VE. (2016). Time series analysis of malaria in Afghanistan: using ARIMA models to predict future trends in incidence. Malaria journal, 15(1)

Goldstein E, Pitzer VE, O'Hagan JJ, Lipsitch M. (2017). Temporally Varying Relative Risks for Infectious Diseases: Implications for Infectious Disease Control. Epidemiology (Cambridge, Mass.), 28(1)

Noveroske DB, Warren JL, Pitzer VE, Weinberger DM. (2016). Local variations in the timing of RSV epidemics. BMC infectious diseases, 16(1)

Walter KS, Pepin KM, Webb CT, Gaff HD, Krause PJ, Pitzer VE, Diuk-Wasser MA. (2016). Invasion of two tick-borne diseases across New England: harnessing human surveillance data to capture underlying ecological invasion processes. Proceedings. Biological sciences, 283(1832)

Lewnard JA, Antillón M, Gonsalves G, Miller AM, Ko AI, Pitzer VE. (2016). Strategies to Prevent Cholera Introduction during International Personnel Deployments: A Computational Modeling Analysis Based on the 2010 Haiti Outbreak. PLoS medicine, 13(1)

Pitzer VE, Aguas R, Riley S, Loeffen WL, Wood JL, Grenfell BT. (2016). High turnover drives prolonged persistence of influenza in managed pig herds. Journal of the Royal Society, Interface, 13(119)

Weinberger DM, Warren JL, Steiner CA, Charu V, Viboud C, Pitzer VE. (2015). Reduced-Dose Schedule of Prophylaxis Based on Local Data Provides Near-Optimal Protection Against Respiratory Syncytial Virus. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 61(4)

Pitzer VE, Bilcke J, Heylen E, Crawford FW, Callens M, De Smet F, Van Ranst M, Zeller M, Matthijnssens J. (2015). Did Large-Scale Vaccination Drive Changes in the Circulating Rotavirus Population in Belgium?. Scientific reports, (5)

Morris SE, Pitzer VE, Viboud C, Metcalf CJ, Bjørnstad ON, Grenfell BT. (2015). Demographic buffering: titrating the effects of birth rate and imperfect immunity on epidemic dynamics. Journal of the Royal Society, Interface, 12(104)

Pitzer VE, Feasey NA, Msefula C, Mallewa J, Kennedy N, Dube Q, Denis B, Gordon MA, Heyderman RS. (2015). Mathematical Modeling to Assess the Drivers of the Recent Emergence of Typhoid Fever in Blantyre, Malawi. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, (61 Suppl 4)

Pitzer VE, Viboud C, Alonso WJ, Wilcox T, Metcalf CJ, Steiner CA, Haynes AK, Grenfell BT. (2015). Environmental drivers of the spatiotemporal dynamics of respiratory syncytial virus in the United States. PLoS pathogens, 11(1)

Pitzer VE, Bowles CC, Baker S, Kang G, Balaji V, Farrar JJ, Grenfell BT. (2014). Predicting the impact of vaccination on the transmission dynamics of typhoid in South Asia: a mathematical modeling study. PLoS neglected tropical diseases, 8(1)

Pitzer VE, Atkins KE, de Blasio BF, Van Effelterre T, Atchison CJ, Harris JP, Shim E, Galvani AP, Edmunds WJ, Viboud C, Patel MM, Grenfell BT, Parashar UD, Lopman BA. (2012). Direct and indirect effects of rotavirus vaccination: comparing predictions from transmission dynamic models. PLoS One, 7(8)

Pitzer VE, Burgner D, Viboud C, Simonsen L, Andreasen V, Steiner CA, Lipsitch M. (2012). Modelling seasonal variations in the age and incidence of Kawasaki disease to explore possible infectious aetiologies. Proceedings. Biological sciences, 279(1739)

Lopman BA, Pitzer VE, Sarkar R, Gladstone B, Patel M, Glasser J, Gambhir M, Atchison C, Grenfell BT, Edmunds WJ, Kang G, Parashar UD. (2012). Understanding reduced rotavirus vaccine efficacy in low socio-economic settings. PloS one, 7(8)

Pitzer VE, Basta NE. (2012). Linking data and models: the importance of statistical analyses to inform models for the transmission dynamics of infections. Epidemiology (Cambridge, Mass.), 23(4)

Pitzer VE, Viboud C, Lopman BA, Patel MM, Parashar UD, Grenfell BT. (2011). Influence of birth rates and transmission rates on the global seasonality of rotavirus incidence. Journal of the Royal Society, Interface, 8(64)

Pitzer VE, Patel MM, Lopman BA, Viboud C, Parashar UD, Grenfell BT. (2011). Modeling rotavirus strain dynamics in developed countries to understand the potential impact of vaccination on genotype distributions. Proceedings of the National Academy of Sciences of the United States of America, 108(48)

Atkins KE, Shim E, Pitzer VE, Galvani AP. (2012). Impact of rotavirus vaccination on epidemiological dynamics in England and Wales. Vaccine, 30(3)

Shaman J, Pitzer VE, Viboud C, Grenfell BT, Lipsitch M. (2010). Absolute humidity and the seasonal onset of influenza in the continental United States. PLoS biology, 8(2)

Shaman J, Pitzer V, Viboud C, Lipsitch M, Grenfell B. (2009). Absolute Humidity and the Seasonal Onset of Influenza in the Continental US. PLoS currents, (2)

Pitzer VE, Lipsitch M. (2009). Exploring the relationship between incidence and the average age of infection during seasonal epidemics. Journal of theoretical biology, 260(2)

Pitzer VE, Viboud C, Simonsen L, Steiner C, Panozzo CA, Alonso WJ, Miller MA, Glass RI, Glasser JW, Parashar UD, Grenfell BT. (2009). Demographic variability, vaccination, and the spatiotemporal dynamics of rotavirus epidemics. Science (New York, N.Y.), 325(5938)

Pitzer VE, Leung GM, Lipsitch M. (2007). Estimating variability in the transmission of severe acute respiratory syndrome to household contacts in Hong Kong, China. American journal of epidemiology, 166(3)

Pitzer VE, Olsen SJ, Bergstrom CT, Dowell SF, Lipsitch M. (2007). Little evidence for genetic susceptibility to influenza A (H5N1) from family clustering data. Emerging infectious diseases, 13(7)

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