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Author: Roberto Bertollini

Rankings

  • All-time downloads: 99,099 (rank: 1,587 )
  • Categories:
    • epidemiology: 95,180 (rank: 164 (tie) )
    • infectious diseases: 3,919 (rank: 11,901 (tie) )

Downloads per author, site-wide

Preprints

Waning of BNT162b2 vaccine protection against SARS-CoV-2 infection in Qatar

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  • Downloaded 28,363 times
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    • Site-wide: 290
    • In epidemiology: 56
  • Year to date:
    • Site-wide: 85
  • Since beginning of last month:
    • Site-wide: 14

Assessment of the risk of SARS-CoV-2 reinfection in an intense re-exposure setting

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  • Downloaded 15,519 times
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    • Site-wide: 584
    • In epidemiology: 89
  • Year to date:
    • Site-wide: 660
  • Since beginning of last month:
    • Site-wide: 2,408

BNT162b2 and mRNA-1273 COVID-19 vaccine effectiveness against the Delta (B.1.617.2) variant in Qatar

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  • Downloaded 12,713 times
  • Download rankings, all-time:
    • Site-wide: 766
    • In epidemiology: 113
  • Year to date:
    • Site-wide: 205
  • Since beginning of last month:
    • Site-wide: 102

SARS-CoV-2 reinfection in a cohort of 43,000 antibody-positive individuals followed for up to 35 weeks

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  • Downloaded 11,758 times
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    • Site-wide: 842
    • In epidemiology: 125
  • Year to date:
    • Site-wide: 222
  • Since beginning of last month:
    • Site-wide: 543

Effect of vaccination and of prior infection on infectiousness of vaccine breakthrough infections and reinfections

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  • Downloaded 9,453 times
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    • Site-wide: 1,128
    • In epidemiology: 147
  • Year to date:
    • Site-wide: 304
  • Since beginning of last month:
    • Site-wide: 186

Protection afforded by the BNT162b2 and mRNA-1273 COVID-19 vaccines in fully vaccinated cohorts with and without prior infection

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  • Downloaded 9,424 times
  • Download rankings, all-time:
    • Site-wide: 1,130
    • In epidemiology: 148
  • Year to date:
    • Site-wide: 305
  • Since beginning of last month:
    • Site-wide: 242

The First Consecutive 5000 Patients with Coronavirus Disease 2019 from Qatar; a Nation-wide Cohort Study

infectious diseases more details view paper
  • Downloaded 2,170 times
  • Download rankings, all-time:
    • Site-wide: 8,414
    • In infectious diseases: 1,301
  • Year to date:
    • Site-wide: 10,730
  • Since beginning of last month:
    • Site-wide: 38,214

Characterizing the Qatar advanced-phase SARS-CoV-2 epidemic

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  • Downloaded 2,170 times
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    • Site-wide: 8,415
    • In epidemiology: 681
  • Year to date:
    • Site-wide: 7,055
  • Since beginning of last month:
    • Site-wide: 17,192

Evidence for and level of herd immunity against SARS-CoV-2 infection: the ten-community study

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  • Downloaded 1,326 times
  • Download rankings, all-time:
    • Site-wide: 17,483
    • In epidemiology: 1,165
  • Year to date:
    • Site-wide: 22,298
  • Since beginning of last month:
    • Site-wide: 27,515

SARS-CoV-2 vaccine effectiveness in immunosuppressed kidney transplant recipients

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  • Downloaded 738 times
  • Download rankings, all-time:
    • Site-wide: 40,964
    • In epidemiology: 2,065
  • Year to date:
    • Site-wide: 7,022
  • Since beginning of last month:
    • Site-wide: 1,533

Seroprevalence of SARS-CoV-2 infection in the craft and manual worker population of Qatar

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  • Downloaded 594 times
  • Download rankings, all-time:
    • Site-wide: 54,510
    • In epidemiology: 2,552
  • Year to date:
    • Site-wide: 20,003
  • Since beginning of last month:
    • Site-wide: 88,409

Characterization of the SARS-CoV-2 outbreak in the State of Qatar, February 28-April 18, 2020

infectious diseases more details view paper
  • Downloaded 591 times
  • Download rankings, all-time:
    • Site-wide: 54,844
    • In infectious diseases: 3,382
  • Year to date:
    • Site-wide: 37,025
  • Since beginning of last month:
    • Site-wide: 56,882

Hospital Admission Rates, Length of Stay and In-hospital Mortality for Common Acute Care Conditions in COVID-19 vs. Pre-COVID-19 Era

infectious diseases more details view paper
  • Downloaded 512 times
  • Download rankings, all-time:
    • Site-wide: 65,260
    • In infectious diseases: 3,663
  • Year to date:
    • Site-wide: 37,004
  • Since beginning of last month:
    • Site-wide: 24,704

Are commercial antibody assays substantially underestimating SARS-CoV-2 ever infection? An analysis on a population-based sample in a high exposure setting

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  • Downloaded 482 times
  • Download rankings, all-time:
    • Site-wide: 69,874
    • In epidemiology: 3,085
  • Year to date:
    • Site-wide: 25,598
  • Since beginning of last month:
    • Site-wide: 32,344

SARS-CoV-2 infection hospitalization, severity, criticality, and fatality rates

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  • Downloaded 464 times
  • Download rankings, all-time:
    • Site-wide: 72,847
    • In epidemiology: 3,203
  • Year to date:
    • Site-wide: 20,998
  • Since beginning of last month:
    • Site-wide: 13,247

Severity, criticality, and fatality of the SARS-CoV-2 Beta variant

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  • Downloaded 421 times
  • Download rankings, all-time:
    • Site-wide: 80,397
    • In epidemiology: 3,494
  • Year to date:
    • Site-wide: 16,239
  • Since beginning of last month:
    • Site-wide: 12,364

One year of SARS-CoV-2: Genomic characterization of COVID-19 outbreak in Qatar

infectious diseases more details view paper
  • Downloaded 413 times
  • Download rankings, all-time:
    • Site-wide: 82,087
    • In infectious diseases: 4,091
  • Year to date:
    • Site-wide: 16,686
  • Since beginning of last month:
    • Site-wide: 23,969

SARS-CoV-2 seroprevalence in the urban population of Qatar: An analysis of antibody testing on a sample of 112,941 individuals

epidemiology more details view paper
  • Downloaded 394 times
  • Download rankings, all-time:
    • Site-wide: 85,688
    • In epidemiology: 3,683
  • Year to date:
    • Site-wide: 17,941
  • Since beginning of last month:
    • Site-wide: 68,187

Mathematical modeling of the SARS-CoV-2 epidemic in Qatar and its impact on the national response to COVID-19

epidemiology more details view paper
  • Downloaded 383 times
  • Download rankings, all-time:
    • Site-wide: 88,045
    • In epidemiology: 3,758
  • Year to date:
    • Site-wide: 29,863
  • Since beginning of last month:
    • Site-wide: 78,603

Epidemiological impact of prioritizing SARS-CoV-2 vaccination by antibody status: Mathematical modeling analyses

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  • Downloaded 320 times
  • Download rankings, all-time:
    • Site-wide: 102,395
    • In epidemiology: 4,336
  • Year to date:
    • Site-wide: 24,301
  • Since beginning of last month:
    • Site-wide: 91,558

Impact of COVID-19 Upon Changes in Emergency Room Visits with Chest Pain of Possible Cardiac Origin

infectious diseases more details view paper
  • Downloaded 233 times
  • Download rankings, all-time:
    • Site-wide: 124,576
    • In infectious diseases: 5,239
  • Year to date:
    • Site-wide: 98,806
  • Since beginning of last month:
    • Site-wide: 67,183

COVID-19 risk score as a public health tool to guide targeted testing: A demonstration study in Qatar

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  • Downloaded 218 times
  • Download rankings, all-time:
    • Site-wide: 128,535
    • In epidemiology: 5,397
  • Year to date:
    • Site-wide: 40,084
  • Since beginning of last month:
    • Site-wide: 43,618

Assessing the performance of a serological point-of-care test in measuring detectable antibodies against SARS-CoV-2

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  • Downloaded 214 times
  • Download rankings, all-time:
    • Site-wide: 129,356
    • In epidemiology: 5,445
  • Year to date:
    • Site-wide: 41,003
  • Since beginning of last month:
    • Site-wide: 45,782

Real-Time SARS-CoV-2 Genotyping by High-Throughput Multiplex PCR Reveals the Epidemiology of the Variants of Concern in Qatar

epidemiology more details view paper
  • Downloaded 134 times
  • Download rankings, all-time:
    • Site-wide: 148,103
    • In epidemiology: 6,119
  • Year to date:
    • Site-wide: 68,234
  • Since beginning of last month:
    • Site-wide: 78,659

Characterizing the effective reproduction number during the COVID-19 epidemic: Insights from Qatar experience

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  • Downloaded 92 times
  • Download rankings, all-time:
    • Site-wide: 154,987
    • In epidemiology: 6,382
  • Year to date:
    • Site-wide: 94,539
  • Since beginning of last month:
    • Site-wide: 12,290

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