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Elizabeth A.D. Hammershaimb, MD, MS

Academic Title:

Assistant Professor

Primary Appointment:

Pediatrics

Email:

ehammershaimb@som.umaryland.edu

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Education and Training

  • B.S.F.S. International Politics, Georgetown University, 2008 (Concentration: Transnational Actors in International Affairs)
  • Post-baccalaureate Premedicine, Johns Hopkins University, 2009
  • M.S. Biotechnology, Johns Hopkins University, 2011 (Concentration: Biodefense)
  • M.D., Drexel University College of Medicine, 2016
  • Internship and Residency in General Pediatrics, Inova Children's Hospital 2016-2019
  • Fellowship in Pediatric Infectious Diseases, University of Maryland School of Medicine/University of Maryland Medical Center, 2019-2022

 

Research/Clinical Keywords

Vaccine clinical trials in children and adults; vaccines against biothreat agents, emerging infections, and malaria; vaccine hesitancy and acceptance; pediatric infectious diseases; antimicrobial stewardship

Highlighted Publications

  • Hammershaimb EAD, Campbell JD. Vaccine Development. Pediatr Clin North Am. 2024 Jun;71(3):529-549. doi: 10.1016/j.pcl.2024.01.018. Epub 2024 Mar 12. Review. PubMed PMID: 38754940.
  • Cole LD, Hammershaimb EA, Liang Y, Hendrich MA, Das D, Petrin R, Campbell JD, O’Leary ST, Cataldi JR. Awareness of Multisystem Inflammatory Syndrome in Children Among U.S. Parents: A Cross-Sectional Survey. Open Forum Infect Dis. 2023 Sep 21;10(10):ofad476. doi: 10.1093/ofid/ofad476. PMID: 37795505; PMCID: PMC10546954
  • Hammershaimb EA, Campbell JD, O’Leary ST. Coronavirus Disease-2019 Vaccine Hesitancy. Pediatr Clin North Am. 2023 Apr;70(2):243-257. doi: 10.1016/j.pcl.2022.12.001. Epub 2022 Dec 8. PMID: 36841593; PMCID: PMC9729588. 
  • Hammershaimb EA, Cole LD, Liang Y, Hendrich MA, Das D, Petrin R, Cataldi JR, O'Leary ST, Campbell JD. COVID-19 Vaccine Acceptance Among US Parents: A Nationally Representative Survey. J Pediatric Infect Dis Soc. 2022 Aug 30;11(8):361-370. doi: 10.1093/jpids/piac049. PMID: 35748047; PMCID: PMC9278238.
  • McCabe SD*, Hammershaimb EA*, Cheng D, Shi A, Shyr D, Shen S, Cole LD, Cataldi JR, Allen W, Probasco R, Silbermann B, Zhang F, Marsh R, Travassos MA, Lin X. Unraveling Attributes of COVID-19 Vaccine Hesitancy and Uptake in the U.S.: A Large Nationwide Study. medRxiv [Preprint]. 2021 Jul 2:2021.04.05.21254918. doi: 10.1101/2021.04.05.21254918. PMID: 33851172; PMCID: PMC8043469. *Authors contributed equally
  • Rapaka RR, Hammershaimb EA, Neuzil KM. Are Some COVID-19 Vaccines Better Than Others? Interpreting and Comparing Estimates of Efficacy in Vaccine Trials. Clin Infect Dis. 2022 Jan 29;74(2):352-358. doi: 10.1093/cid/ciab213. PMID: 33693552; PMCID: PMC7989512.

Additional Publication Citations

  • Dain AS, Diorio C, Fisher BT, Hankins JS, Witmer CM, Boustany M, Burton M, Ferrolino J, Sadaf S, Ross HS, Maron G; Pediatric COVID-19 US Registry. Description of a national, multi-center registry of patients with sickle cell disease and SARS-CoV-2 infection: Data from the Pediatric COVID-19 United States Registry. Pediatr Blood Cancer. 2024 Mar 12:e30909. doi: 10.1002/pbc.30909. Epub ahead of print. PMID: 38469996.
  • Vaeth MJE, Cheema M, Omer S, Gupta I, Sun KJ, Mitchell A, Elhabashy M, Foyez M, Cheema A, Javed B, Purekal S, Rahat R, Michtalik H, Locke C, Kantsiper M, Campbell JD, Hammershaimb EA, Manabe YC, Robinson ML, Johnson JK, Wilson LE, Callahan CW; CONQUER COVID Consortium; Siddiqui ZK. Self-administered versus clinician-performed BinaxNOW COVID rapid test: a comparison of accuracy. Microbiol Spectr. 2024 Feb 13:e0252523. doi: 10.1128/spectrum.02525-23. Epub ahead of print. PMID: 38349164. 
  • Hammershaimb EA, Berry AA. Pre-erythrocytic malaria vaccines: RTS,S, R21, and beyond. Expert Rev Vaccines. 2024 Jan-Dec;23(1):49-52. doi: 10.1080/14760584.2023.2292204. Epub 2023 Dec 14. PMID: 38095048. 
  • Rick AM, Laurens MB, Huang Y, Yu C, Martin TCS, Rodriguez CA, Rostad CA, Maboa RM, Baden LR, El Sahly HM, Grinsztejn B, Gray GE, Gay CL, Gilbert PB, Janes HE, Kublin JG, Huang Y, Leav B, Hirsch I, Struyf F, Dunkle LM, Neuzil KM, Corey L, Goepfert PA, Walsh SR, Follmann D, Kotloff KL; NIAID-funded COVID-19 Prevention Network (CoVPN). Risk of COVID-19 after natural infection or vaccination. EBioMedicine. 2023 Sep 20;96:104799. doi: 10.1016/j.ebiom.2023.104799. Epub ahead of print. PMID: 37738833; PMCID: PMC10518569.
  • Theodore DA, Branche AR, Zhang L, Graciaa DS, Choudhary M, Hatlen TJ, Osman R, Babu TM, Robinson ST, Gilbert PB, Follmann D, Janes H, Kublin JG, Baden LR, Goepfert P, Gray GE, Grinsztejn B, Kotloff KL, Gay CL, Leav B, Miller J, Hirsch I, Sadoff J, Dunkle LM, Neuzil KM, Corey L, Falsey AR, El Sahly HM, Sobieszczyk ME, Huang Y; COVID-19 Prevention Network (CoVPN). Clinical and Demographic Factors Associated With COVID-19, Severe COVID-19, and SARS-CoV-2 Infection in Adults: A Secondary Cross-Protocol Analysis of 4 Randomized Clinical Trials. JAMA Netw Open. 2023 Jul 3;6(7):e2323349. doi: 10.1001/jamanetworkopen.2023.23349. PMID: 37440227; PMCID: PMC10346130.
  • Campbell JD, Hammershaimb EA. Expanded Serotype Pneumococcal Conjugate Vaccines: Can We Reduce Disease Burden Even Further? Pediatrics. 2023 Jun 13:e2022060843. doi: 10.1542/peds.2022-060843. Epub ahead of print. PMID: 37309594. 
  • McCabe SD*, Hammershaimb EA*, Cheng D, Shi A, Shyr D, Shen S, Cole LD, Cataldi JR, Allen W, Probasco R, Silbermann B, Zhang F, Marsh R, Travassos MA, Lin X. Unraveling attributes of COVID-19 vaccine acceptance and uptake in the U.S.: a large nationwide study. Sci Rep. 2023 May 24;13(1):8360. doi: 10.1038/s41598-023-34340-3. PMID: 37225748; PMCID: PMC10209066. *indicates that authors contributed equally
  • Áñez G, Dunkle LM, Gay CL, Kotloff KL, Adelglass JM, Essink B, Campbell JD, Cloney-Clark S, Zhu M, Plested JS, Roychoudhury P, Greninger AL, Patel N, McGarry A, Woo W, Cho I, Glenn GM, Dubovsky F; 2019nCoV-301–Pediatric Expansion Study Group. Safety, Immunogenicity, and Efficacy of the NVX-CoV2373 COVID-19 Vaccine in Adolescents: A Randomized Clinical Trial. JAMA Netw Open. 2023 Apr 3;6(4):e239135. doi: 10.1001/jamanetworkopen.2023.9135. PMID: 37099299.
  • Datar RS, Fette LM, Hinkelman AN, Hammershaimb EA, Friedman-Klabanoff DJ, Mongraw-Chaffin M, Weintraub WS, Ahmed N, Gibbs MA, Runyon MS, Plumb ID, Thompson W, Saydah S, Edelstein SL, Berry AA; COVID-19 Community Research Partnership. Factors associated with COVID-19 vaccination during June-October 2021: A multi-site prospective study. Vaccine. 2023 May 11;41(20):3204-3214. doi: 10.1016/j.vaccine.2023.03.057. Epub 2023 Mar 31. PMID: 37069033; PMCID: PMC10063571.
  • Sajadi MM, Shokatpour N, Purcell M, Tehrani ZR, Lankford A, Bathula A, Campbell JD, Hammershaimb EA, Deatrick KB, Bor C, Parsell DM, Dugan C, Levine AR, Ramelli SC, Chertow DS, Herr DL, Saharia KK, Lewis GK, Grazioli A. Maternal transfer of IgA and IgG SARS-CoV-2 specific antibodies transplacentally and via breast milk feeding. PLoS One. 2023 Apr 6;18(4):e0284020. doi: 10.1371/journal.pone.0284020. PMID: 37023025; PMCID: PMC10079052.
  • Hammershaimb EA, Tapia MD. Can protein vaccines for COVID-19 win over the vaccine-hesitant? Expert Rev Vaccines. 2023 Jan-Dec;22(1):210-212. doi: 10.1080/14760584.2023.2182293. PMID: 36803364.
  • Anderson EJ, Creech CB, Berthaud V, Piramzadian A, Johnson KA, Zervos M, Garner F, Griffin C, Palanpurwala K, Turner M, Gerber J, Bennett RL, Ali K, Ampajwala M, Berman G, Nayak J, Chronis C, Rizzardi B, Muller WJ, Smith CA, Fuchs G, Hsia D, Tomassini JE, DeLucia D, Reuter C, Kuter B, Zhao X, Deng W, Zhou H, Ramirez Schrempp D, Hautzinger K, Girard B, Slobod K, McPhee R, Pajon R, Aunins A, Das R, Miller JM, Schnyder Ghamloush S; KidCOVE Study Group. Evaluation of mRNA-1273 Vaccine in Children 6 Months to 5 Years of Age. N Engl J Med. 2022 Nov 3;387(18):1673-1687. doi: 10.1056/NEJMoa2209367. Epub 2022 Oct 19. PMID: 36260859; PMCID: PMC9634866.
  • Sun KJ, Vaeth MJE, Robinson M, Elhabashy M, Gupta I, Purekal S, Hammershaimb EA, Peralta R, Mitchell A, Foyez M, Johnson JK, Ficke JR, Manabe YC, Campbell JD, Callahan CW, Locke CF, Kantsiper M; CONQUER COVID Consortium, Siddiqui ZK. High Sensitivity and NPV for BinaxNOW Rapid Antigen Test in Children at a Mass Testing Site during Prevalent Delta Variant Period. Microbiol Spectr. 2022 Aug 31;10(4):e0023622. doi: 10.1128/spectrum.00236-22. Epub 2022 Jun 28. PMID: 35867409; PMCID: PMC9431243.
  • Creech CB, Anderson E, Berthaud V, Yildirim I, Atz AM, Melendez Baez I, Finkelstein D, Pickrell P, Kirstein J, Yut C, Blair R, Clifford RA, Dunn M, Campbell JD, Montefiori DC, Tomassini JE, Zhao X, Deng W, Zhou H, Ramirez Schrempp D, Hautzinger K, Girard B, Slobod K, McPhee R, Pajon R, Das R, Miller JM, Schnyder Ghamloush S; KidCOVE Study Group. Evaluation of mRNA-1273 Covid-19 Vaccine in Children 6 to 11 Years of Age. N Engl J Med. 2022 May 26;386(21):2011-2023. doi: 10.1056/NEJMoa2203315. Epub 2022 May 11. PMID: 35544369; PMCID: PMC9127699.
  • Dunkle LM, Kotloff KL, Gay CL, Áñez G, Adelglass JM, Barrat Hernández AQ, Harper WL, Duncanson DM, McArthur MA, Florescu DF, McClelland RS, Garcia-Fragoso V, Riesenberg RA, Musante DB, Fried DL, Safirstein BE, McKenzie M, Jeanfreau RJ, Kingsley JK, Henderson JA, Lane DC, Ruíz-Palacios GM, Corey L, Neuzil KM, Coombs RW, Greninger AL, Hutter J, Ake JA, Smith K, Woo W, Cho I, Glenn GM, Dubovsky F; 2019nCoV-301 Study Group. Efficacy and Safety of NVX-CoV2373 in Adults in the United States and Mexico. N Engl J Med. 2022 Feb 10;386(6):531-543. doi: 10.1056/NEJMoa2116185. Epub 2021 Dec 15. PMID: 34910859; PMCID: PMC8693692.
  • El Sahly HM, Baden LR, Essink B, Doblecki-Lewis S, Martin JM, Anderson EJ, Campbell TB, Clark J, Jackson LA, Fichtenbaum CJ, Zervos M, Rankin B, Eder F, Feldman G, Kennelly C, Han-Conrad L, Levin M, Neuzil KM, Corey L, Gilbert P, Janes H, Follmann D, Marovich M, Polakowski L, Mascola JR, Ledgerwood JE, Graham BS, August A, Clouting H, Deng W, Han S, Leav B, Manzo D, Pajon R, Schödel F, Tomassini JE, Zhou H, Miller J; COVE Study Group. Efficacy of the mRNA-1273 SARS-CoV-2 Vaccine at Completion of Blinded Phase. N Engl J Med. 2021 Nov 4;385(19):1774-1785. doi: 10.1056/NEJMoa2113017. Epub 2021 Sep 22. PMID: 34551225; PMCID: PMC8482810.
  • Baden LR, El Sahly HM, Essink B, Kotloff K, Frey S, Novak R, Diemert D, Spector SA, Rouphael N, Creech CB, McGettigan J, Khetan S, Segall N, Solis J, Brosz A, Fierro C, Schwartz H, Neuzil K, Corey L, Gilbert P, Janes H, Follmann D, Marovich M, Mascola J, Polakowski L, Ledgerwood J, Graham BS, Bennett H, Pajon R, Knightly C, Leav B, Deng W, Zhou H, Han S, Ivarsson M, Miller J, Zaks T; COVE Study Group. Efficacy and Safety of the mRNA-1273 SARS-CoV-2 Vaccine. N Engl J Med. 2021 Feb 4;384(5):403-416. doi: 10.1056/NEJMoa2035389. Epub 2020 Dec 30. PMID: 33378609; PMCID: PMC7787219.
  • Dagalakis U, Hammershaimb E, McArthur MA, Macatangay RA. SARS-CoV-2 infection in pediatric patient with hemoglobin SC disease. Pediatr Blood Cancer. 2020 Nov;67(11):e28430. doi: 10.1002/pbc.28430. Epub 2020 Aug 9. PMID: 32776470; PMCID: PMC7435506.
  • Lyko B, Hammershaimb EA, Nguitragool W, Wellems TE, Desai SA. A high-throughput method to detect Plasmodium falciparum clones in limiting dilution microplates. Malar J. 2012 Apr 24;11:124. doi: 10.1186/1475-2875-11-124. PMID: 22531353; PMCID: PMC3352123.

Clinical Specialty Details

Pediatric antimicrobial and diagnostic stewardship

Awards and Affiliations

Baltimore Business Journal 40 Under 40, 2022

In the News

Links of Interest

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