World's Best Scientists 2026 revealed!
Margaret R. Hammerschlag

Margaret R. Hammerschlag

D-Index & Metrics

Microbiology

D-Index
64
Citations
13553
World Ranking
2625
National Ranking
1058

Margaret R. Hammerschlag publication distribution in Microbiology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Microbiology in 2026. The highlighted bar marks where Margaret R. Hammerschlag sits on this spectrum.

55–64 publications: 8 scientists 65–74 publications: 29 scientists 75–84 publications: 55 scientists 85–94 publications: 112 scientists 95–104 publications: 137 scientists 105–114 publications: 190 scientists 115–124 publications: 235 scientists 125–134 publications: 234 scientists 135–144 publications: 288 scientists 145–154 publications: 264 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 233 scientists 205–214 publications: 207 scientists 215–224 publications: 198 scientists 225–234 publications: 155 scientists 235–244 publications: 161 scientists 245–254 publications: 160 scientists 255–264 publications: 146 scientists 265–274 publications: 139 scientists 275–284 publications: 148 scientists 285–294 publications: 115 scientists 295–304 publications: 96 scientists 305–314 publications: 88 scientists 315–324 publications: 106 scientists 325–334 publications: 65 scientists 335–344 publications: 76 scientists 345–354 publications: 64 scientists 355–364 publications: 62 scientists 365–374 publications: 65 scientists 375–384 publications: 61 scientists 385–394 publications: 34 scientists 395–404 publications: 44 scientists 405–414 publications: 36 scientists 415–424 publications: 35 scientists 425–434 publications: 29 scientists 435–444 publications: 33 scientists 445–454 publications: 34 scientists 455–464 publications: 25 scientists 465–474 publications: 26 scientists 475–484 publications: 20 scientists 485–494 publications: 19 scientists 495–504 publications: 16 scientists 505–514 publications: 17 scientists 515–524 publications: 23 scientists 525–534 publications: 14 scientists 535–544 publications: 14 scientists 545–554 publications: 18 scientists 555–564 publications: 12 scientists 565–574 publications: 7 scientists 575–584 publications: 9 scientists 585–594 publications: 9 scientists 595–604 publications: 9 scientists 605–614 publications: 7 scientists 615–624 publications: 9 scientists 625–634 publications: 7 scientists 635–644 publications: 4 scientists 645–654 publications: 5 scientists 655–664 publications: 6 scientists 665–674 publications: 7 scientists 675–678 publications: 3 scientists 679+ publications: 99 scientists
55 publications 679+

This scientist: 321 publications — 81st percentile

81% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 679 publications or more.

Margaret R. Hammerschlag D-index placement in Microbiology in 2026

The chart shows the D-index (discipline H-index) distribution of Microbiology scientists ranked by Research.com in 2026. The highlighted bar marks where Margaret R. Hammerschlag sits on this spectrum.

40 D-Index: 30 scientists 41 D-Index: 86 scientists 42 D-Index: 90 scientists 43 D-Index: 117 scientists 44 D-Index: 122 scientists 45 D-Index: 123 scientists 46 D-Index: 108 scientists 47 D-Index: 110 scientists 48 D-Index: 106 scientists 49 D-Index: 109 scientists 50 D-Index: 129 scientists 51 D-Index: 111 scientists 52 D-Index: 116 scientists 53 D-Index: 127 scientists 54 D-Index: 134 scientists 55 D-Index: 134 scientists 56 D-Index: 111 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 122 scientists 62 D-Index: 126 scientists 63 D-Index: 144 scientists 64 D-Index: 109 scientists 65 D-Index: 103 scientists 66 D-Index: 124 scientists 67 D-Index: 112 scientists 68 D-Index: 103 scientists 69 D-Index: 131 scientists 70 D-Index: 93 scientists 71 D-Index: 93 scientists 72 D-Index: 96 scientists 73 D-Index: 92 scientists 74 D-Index: 80 scientists 75 D-Index: 66 scientists 76 D-Index: 87 scientists 77 D-Index: 60 scientists 78 D-Index: 73 scientists 79 D-Index: 59 scientists 80 D-Index: 57 scientists 81 D-Index: 55 scientists 82 D-Index: 47 scientists 83 D-Index: 77 scientists 84 D-Index: 50 scientists 85 D-Index: 45 scientists 86 D-Index: 42 scientists 87 D-Index: 41 scientists 88 D-Index: 32 scientists 89 D-Index: 38 scientists 90 D-Index: 35 scientists 91 D-Index: 34 scientists 92 D-Index: 27 scientists 93 D-Index: 26 scientists 94 D-Index: 33 scientists 95 D-Index: 22 scientists 96 D-Index: 37 scientists 97 D-Index: 22 scientists 98 D-Index: 21 scientists 99 D-Index: 22 scientists 100 D-Index: 30 scientists 101 D-Index: 16 scientists 102 D-Index: 20 scientists 103 D-Index: 17 scientists 104 D-Index: 19 scientists 105 D-Index: 16 scientists 106 D-Index: 19 scientists 107 D-Index: 18 scientists 108 D-Index: 14 scientists 109 D-Index: 10 scientists 110 D-Index: 9 scientists 111 D-Index: 7 scientists 112 D-Index: 11 scientists 113 D-Index: 6 scientists 114 D-Index: 15 scientists 115 D-Index: 10 scientists 116 D-Index: 12 scientists 117 D-Index: 7 scientists 118 D-Index: 10 scientists 119 D-Index: 10 scientists 120 D-Index: 11 scientists 121 D-Index: 2 scientists 122 D-Index: 7 scientists 123 D-Index: 12 scientists 124 D-Index: 5 scientists 125 D-Index: 9 scientists 126 D-Index: 6 scientists 127+ D-Index: 95 scientists
40 D-Index 127+

This scientist: 64 D-Index — 54th percentile

54% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 127 D-Index or more.

Overview

Margaret R. Hammerschlag is affiliated with SUNY Downstate Medical Center in the United States. Their research primarily spans the fields of medicine and immunology and microbiology, with significant contributions to microbiology, epidemiology, public health, environmental and occupational health, infectious diseases, and physiology.

The scientist's work focuses on key topics including reproductive tract infections research, urinary tract infections management, streptococcal infections and treatments, COVID-19 clinical research studies, syphilis diagnosis and treatment, COVID-19 epidemiological studies, and asthma and respiratory diseases.

Margaret R. Hammerschlag has published numerous papers in various recognized venues, with frequent publications in:

  • Expert Review of Anti-infective Therapy
  • Acta Paediatrica
  • The Journal of Pediatrics
  • Journal of the Pediatric Infectious Diseases Society
  • Journal of Allergy and Clinical Immunology

Selected recent papers authored or coauthored by the scientist include:

  • Severe Acute Respiratory Syndrome Coronavirus 2 Clinical Syndromes and Predictors of Disease Severity in Hospitalized Children and Youth, 2020, The Journal of Pediatrics
  • Neonatal prophylaxis with antibiotic containing ointments does not reduce incidence of chlamydial conjunctivitis in newborns, 2021, BMC Infectious Diseases
  • Neonatal ocular prophylaxis in the United States: is it still necessary?, 2023, Expert Review of Anti-infective Therapy
  • Association of Routine Chlamydia trachomatis Screening During Pregnancy and Seroprevalence of Chlamydial Infection in Children, 1991-2015, 2020, Journal of the Pediatric Infectious Diseases Society
  • Chlamydia pneumoniae immunoglobulin E antibody levels in patients with asthma compared with non-asthma, 2020, Heliyon

The scientist frequently collaborates with several coauthors, with whom they have multiple joint publications. Key frequent collaborators include:

  • Stephan Kohlhoff (20 coauthored papers)
  • Tamar A. Smith-Norowitz (12 coauthored papers)
  • Susannah Franco (8 coauthored papers)
  • Yitzchok M. Norowitz (5 coauthored papers)
  • Ashraf Abdelhemid (4 coauthored papers)

Best Publications

  • Standardizing Chlamydia pneumoniae assays : Recommendations from the Centers for Disease Control and Prevention (USA) and the Laboratory Centre for Disease Control (Canada)

    Scott F. Dowell;Rosanna W. Peeling;Jens Boman;George M. Carlone

  • Mycoplasma pneumoniae and Chlamydia pneumoniae in pediatric community-acquired pneumonia: comparative efficacy and safety of clarithromycin vs. erythromycin ethylsuccinate.

    Stan Block;James Hedrick;Margaret Hammerschlag;Gail Cassell

  • Persistent Infection with Chlamydia pneumoniae following Acute Respiratory Illness

    Margaret R. Hammerschlag;Keith Chirgwin;Patricia M. Roblin;Maureen Gelling

  • The Association of Chlamydia pneumoniae Infection and Reactive Airway Disease in Children

    Umit Emre;Patricia M. Roblin;Maureen Gelling;Wilson Dumornay

  • Safety and efficacy of azithromycin in the treatment of community-acquired pneumonia in children

    Jo-Ann S. Harris;Antonia Kolokathis;Michael Campbell;Gail H. Cassell

  • Prevalence of Asymptomatic Nasopharyngeal Carriage of Chlamydia pneumoniae in Subjectively Healthy Adults: Assessment by Polymerase Chain Reaction-Enzyme Immunoassay and Culture

    Charles L. Hyman;Patricia M. Roblin;Patricia M. Roblin;Charlotte A. Gaydos;Thomas C. Quinn

  • Use of HEp-2 cells for improved isolation and passage of Chlamydia pneumoniae.

    P M Roblin;W Dumornay;M R Hammerschlag

  • Chlamydia pneumoniae and Atherosclerosis: Critical Assessment of Diagnostic Methods and Relevance to Treatment Studies

    Jens Boman;Margaret R. Hammerschlag

  • Mycoplasma pneumoniae infections

    Margaret R. Hammerschlag

  • Microbiology of the Vagina in Children: Normal and Potentially Pathogenic Organisms

    Margaret R. Hammerschlag;Susan Alpert;Ingrid Rosner;Pauline Thurston

  • Immunization of Healthy Adults with Live Attenuated Varicella Vaccine

    Anne A. Gershon;Sharon P. Steinberg;Philip LaRussa;Angelo Ferrara

  • Failure to Detect Chlamydia pneumoniae in Coronary Atheromas of Patients Undergoing Atherectomy

    Steven M. Weiss;Patricia M. Roblin;Charlotte A. Gaydos;Peter Cummings

  • Acute Respiratory Infection Due to Chlamydia pneumoniae: Current Status of Diagnostic Methods

    Ellie J. C. Goldstein;Swati Kumar;Margaret R. Hammerschlag

  • Diagnostic utility of PCR-enzyme immunoassay, culture, and serology for detection of Chlamydia pneumoniae in symptomatic and asymptomatic patients.

    C A Gaydos;P M Roblin;M R Hammerschlag;C L Hyman

  • Infectious causes of multiple sclerosis

    Gavin Giovannoni;Gary R Cutter;Jan Lunemann;Roland Martin

  • Severe Acute Respiratory Syndrome Coronavirus 2 Clinical Syndromes and Predictors of Disease Severity in Hospitalized Children and Youth.

    Danielle M. Fernandes;Carlos R. Oliveira;Sandra Guerguis;Ruth Eisenberg

  • Detection of Anti-Chlamydia pneumoniae IgE in Children with Reactive Airway Disease

    Umit Emre;Natasha Sokolovskaya;Patricia M. Roblin;Julius Schachter

  • Infection with Chlamydia pneumoniae in Brooklyn

    Keith Chirgwin;Patricia M. Roblin;Maureen Gelling;Margaret R. Hammerschlag

  • Prospective study of maternal and infantile infection with Chlamydia trachomatis.

    Margaret R. Hammerschlag;Marlene Anderka;Deborah Z. Semine;Dorothy McComb

  • Epidemiology of Sexually Transmitted Infections in Suspected Child Victims of Sexual Assault

    Rebecca G Girardet;Sheela L Lahoti;Laurie A. Howard;Nancy N. Fajman

  • In vitro activities of azithromycin, clarithromycin, L-ofloxacin, and other antibiotics against Chlamydia pneumoniae.

    M R Hammerschlag;K K Qumei;P M Roblin

Frequent Co-Authors

Peter Timms
Peter Timms University of the Sunshine Coast
Julius Schachter
Julius Schachter University of California, San Francisco
Charlotte A. Gaydos
Charlotte A. Gaydos Johns Hopkins University
Anne A. Gershon
Anne A. Gershon Columbia University
Sharon Steinberg
Sharon Steinberg Columbia University
Gail H. Cassell
Gail H. Cassell Harvard University
John E. Bennett
John E. Bennett National Institutes of Health
Betsy C. Herold
Betsy C. Herold Albert Einstein College of Medicine
John G. Bartlett
John G. Bartlett Johns Hopkins University School of Medicine
Michael D. Cabana
Michael D. Cabana Albert Einstein College of Medicine

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