Assessing the relative vaccine effectiveness of a fourth COVID-19 dose on hospitalization in Malaysia amidst evolving omicron variants: An emulated target trial

Authors

Masliyana Husin (ORCID: https://orcid.org/0000-0002-6553-6012)
Sanjay Rampal (ORCID: https://orcid.org/0000-0002-0105-6407)
Muhd Zulfadli Hafiz Ismail (ORCID: https://orcid.org/0000-0002-1957-1722)
Sheamini Sivasampu (ORCID: https://orcid.org/0000-0003-2314-6048)
Vivek Jason Jayaraj (ORCID: https://orcid.org/0000-0002-8131-9878)
Peter Seah Keng Tok (ORCID: https://orcid.org/0000-0003-3663-450X)
Mohd Azahadi Omar

Institutions

Ministry of Health (MY)
University of Malaya (MY)

Publication Details

Journal: Vaccine
Published: 2025-08-01
DOI: https://doi.org/10.1016/j.vaccine.2025.127569
Primary Topic: SARS-CoV-2 and COVID-19 Research
Type: article
Field-Weighted Citation Impact: 0.00

Funders

Kementerian Kesihatan Malaysia

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article

Assessing the relative vaccine effectiveness of a fourth COVID-19 dose on hospitalization in Malaysia amidst evolving omicron variants: An emulated target trial

Masliyana Husin, Sanjay Rampal, Muhd Zulfadli Hafiz Ismail, Sheamini Sivasampu et al.

Aug 1, 2025

Vaccine

SARS-CoV-2 and COVID-19 Research

article

Assessing the relative vaccine effectiveness of a fourth COVID-19 dose on hospitalization in Malaysia amidst evolving omicron variants: An emulated target trial

Masliyana Husin, Sanjay Rampal, Muhd Zulfadli Hafiz Ismail, Sheamini Sivasampu, Vivek Jason Jayaraj, Peter Seah Keng Tok, Mohd Azahadi Omar

August 1, 2025article en

Abstract

No abstract available for this paper.

VaccineVol. 62

Ministry of Health (MY), University of Malaya (MY)

Kementerian Kesihatan Malaysia

Good health and well-being

Openalex Percentile: Top 76%

SARS-CoV-2 and COVID-19 Research

DOI Open Access PDF OpenAlex

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