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Western Pacific Surveillance and Response
Scopus
ISSN 2094-7321 · World Health Organization Regional Office for the Western Pacific · 585 articles in the index
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Journal Article
Risk assessment of cholera outbreaks in Eastern Visayas, Philippines, 2024
Objective: This study presents the findings of a joint cholera risk assessment conducted in Eastern Visayas, the region in the Philippines with the highest incidence of the disease in 2022–2023. The study aimed to identify key risk factors, review progress since a 2016 assessment, and highlight…
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Journal Article
A pilot programme of community volunteers to improve hepatitis B medication adherence, Kiribati, 2025
Problem: Antiviral therapy for chronic hepatitis B (CHB) reduces morbidity and mortality and improves quality of life. Achieving high levels of adherence is challenging due to multiple barriers, including medication fatigue, stigma, transportation and limited health literacy. Context: Suboptimal…
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Journal Article
Investigation of a measles outbreak on Phu Quoc Island, Viet Nam, April–June 2024
Objective: In 2024, following detection of a measles outbreak on Phu Quoc Island, Viet Nam, an investigation was conducted to describe the epidemiological characteristics and assess response timeliness using the 7-1-7 framework. Methods: Suspected measles cases were identified through syndromic…
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Journal Article
Trends in the incidence of influenza and influenza-like illness in Cambodia, 2006–2023: insights from national sentinel surveillance
Understanding the patterns and occurrence of influenza is crucial for effective public health responses. National sentinel surveillance systems provide invaluable data that can be used to track the prevalence, seasonality and evolution of influenza viruses, and to inform timely interventions and…
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Journal Article
Hepatitis B knowledge, attitudes and practices among health-care workers in Vanuatu, 2024
Objective: The prevalence of chronic hepatitis B in Vanuatu is high, at approximately 9%. While immunization has been available for infants since 1989, subsets of the adult population remain susceptible, including health-care workers. Prior to a planned roll-out of hepatitis B vaccination for…
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Journal Article
Cholera outbreak among the Sama Badjao Indigenous community, Lucena City, Philippines, 2022
Objective: On 18 October 2022, diarrhoeal cases among the Sama Badjao indigenous community in the Philippines were reported from a tertiary hospital in Lucena City, Quezon Province. An investigation was conducted to confirm the outbreak, profile cases, identify the source of infection, and…
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Journal Article
Emergency medical team coordination management following the 2024 Vanuatu earthquake
Problem: On 17 December 2024, a magnitude 7.3 earthquake struck the Pacific Island country of Vanuatu, affecting over 80 000 people and causing 14 deaths and 265 injuries. Facing limited specialist clinical capacity, increased patient load and strained facilities, Vanuatu’s Ministry of Health…
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Journal Article
Emergency medical preparedness and response for mass gatherings: Papua New Guinea emergency medical team's experience during Pope Francis's 2024 visit
Problem: Papua New Guinea has hosted several mass gatherings in recent years. Yet, there is limited data on the involvement of emergency medical teams in these events, let alone in other low- and middle-income countries. Prior to Pope Francis’s state visit in September 2024, the national emergency…
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Journal Article
Development of monitoring and evaluation guidelines for Indonesia’s national Early Warning Alert and Response System: aiming for a standardized and systematic assessment
The initiative to establish a systematic monitoring and evaluation (M&E) scheme for Indonesia’s Early Warning Alert and Response System began in 2024, with the development of guidelines and online tools through pilot activities. This can contribute to capacity-building in other countries, providing…
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Journal Article
Lessons from the 2024–2025 measles outbreak in southern Viet Nam
Dong Nai province in southern Viet Nam was among the hardest hit in a measles outbreak in 2024–2025 with over 7000 cases. Our analysis outlines major takeaways for measles control in recommending the need for strengthened surveillance, digital communication and intersectoral collaboration to…
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Journal Article
A cluster of co-occurring cases of leptospirosis and brucellosis in a pastoral community of dairy farmers, India, 2023–2024: an epidemiological investigation
Objective: A cluster of leptospirosis and brucellosis cases in a semi-nomadic, pastoral community was reported in October 2023 from Village A, Uttarakhand State, India. This cluster was investigated to describe the epidemiology and potential exposures. Methods: Suspected cases were residents with…
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Journal Article
A large outbreak of cryptosporidiosis at a pool in Melbourne, Australia, 2025: rapid investigation and public health response
Objective: Cryptosporidiosis is a gastrointestinal illness spread via infected people, animals, or contaminated water or food. This article describes a cryptosporidiosis outbreak associated with a swimming pool in Melbourne, Australia in February 2025. Methods: On 13 February, the North Eastern…
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Journal Article
National surveillance of tick- and mite-borne diseases in Japan, 1999–2025: a rapid surveillance reporting framework using the jpinfect R package
The Government of Japan has conducted weekly national surveillance of notifiable infectious diseases for over 25 years. As of December 2025, 87 notifiable diseases are under surveillance, although the list has changed over time as new infections have emerged and others have been reclassified…
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Journal Article
Humour-driven risk communication and community engagement to mitigate dengue: Lao People’s Democratic Republic, 2024
Problem: In early 2024, the Lao People's Democratic Republic experienced a surge in dengue cases approaching levels of its 2013 epidemic, underscoring the persistent threat of dengue during the monsoon season. Although awareness of preventive behaviours is high, inconsistent adoption has limited…
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Journal Article
Maintaining infectious disease surveillance during a national IT outage: lessons from the Republic of Korea’s 2025 data centre fire
Problem: On 26 September 2025, a fire at the National Information Resources Service Data Centre disabled the Infectious Disease Information System and halted automated surveillance in the Republic of Korea. Context: The information system is the backbone of the country’s infectious disease…
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Journal Article
Integrating hospital information systems into foodborne disease surveillance: retrospective assessment, Shenzhen, China, 2024–2025
Digital transformation is reshaping disease monitoring. We assessed the real-world utility of linking hospital information systems with the foodborne disease surveillance network in Shenzhen. Analysing data from 53 sentinel hospitals (2024–2025) and surveying 263 staff members, we found that…
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Journal Article
Connecting the region during crisis: a Community of Practice response to the MV Hondius hantavirus outbreak
This article describes the rapid activation of the Asia Pacific Health Security Action Framework Community of Practice following the MV Hondius hantavirus outbreak. It highlights regional knowledge-sharing, multidisciplinary engagement, preparedness activities, and the importance of timely…
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Journal Article
Detection of a Serratia sarumanii outbreak in neonatal intensive care units using SaTScan and whole genome sequencing, Philippines, 2022
Objective: This study aimed to demonstrate the benefits of using SaTScan (Boston, MA, USA), a cluster-detection software programme, and whole genome sequencing to investigate a suspected outbreak of Serratia marcescens infections in a tertiary government hospital in the southern Philippines. The…
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Journal Article
Investigation of the first carbon monoxide poisoning cluster associated with a hotpot restaurant in Thailand, 2023
Objective: On 27 June 2023, the Thailand Department of Disease Control was notified of an incident of carbon monoxide poisoning related to a Thai-style hotpot restaurant. An outbreak investigation was performed to describe the incident, confirm its cause and sources of exposure, and provide…
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Journal Article
COVID-19 mortality in the Philippines: province-level ecological analysis, 2020–2023
Objective: To investigate COVID-19 mortality in Philippine provinces from 2020 to 2023. Methods: Crude mortality rate (CMR), age-standardized mortality rate (ASMR) and age-specific mortality rate were computed for 84 areas (82 provinces and 2 cities) using COVID-19 surveillance data from the…