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List of works by Leon Ochiai

25 years after Vi typhoid vaccine efficacy study, typhoid affects significant number of population in Nepal

scientific article published on 06 January 2014

A cluster-randomized effectiveness trial of Vi typhoid vaccine in India.

scientific article

A comparative study on active and passive epidemiological surveillance for dengue in five countries of Latin America

scientific article

A mass vaccination campaign targeting adults and children to prevent typhoid fever in Hechi; expanding the use of Vi polysaccharide vaccine in southeast China: a cluster-randomized trial

scientific article

A multi-country cluster randomized controlled effectiveness evaluation to accelerate the introduction of Vi polysaccharide typhoid vaccine in developing countries in Asia: rationale and design.

scientific article published in December 2005

A recombinant live attenuated tetravalent vaccine for the prevention of dengue

scientific article published on 07 June 2017

A study of typhoid fever in five Asian countries: disease burden and implications for controls

scientific article

Adults' perceived prevalence of enteric fever predicts laboratory-validated incidence of typhoid fever in children

scientific article

Antimicrobial drug resistance of Salmonella enterica serovar typhi in asia and molecular mechanism of reduced susceptibility to the fluoroquinolones

scientific article

Assessment and comparative analysis of a rapid diagnostic test (Tubex®) for the diagnosis of typhoid fever among hospitalized children in rural Tanzania

scientific article

Burden of typhoid fever in low-income and middle-income countries: a systematic, literature-based update with risk-factor adjustment

scientific article published on October 2014

Case fatality rate and length of hospital stay among patients with typhoid intestinal perforation in developing countries: a systematic literature review

scientific article

Clinical and epidemiological features of typhoid fever in Pemba, Zanzibar: assessment of the performance of the WHO case definitions

scientific article

Community participation in two vaccination trials in slums of Kolkata, India: a multi-level analysis.

scientific article

Corrigendum to “Impact of Vi vaccination on spatial patterns of typhoid fever in the slums of Kolkata, India” [Vaccine 29 (2011) 9051–9056]

scholarly article by Mohammad Ali et al published September 2012 in Vaccine

Decreasing incidence of severe malaria and community-acquired bacteraemia among hospitalized children in Muheza, north-eastern Tanzania, 2006-2010 ⬇️

scientific article (publication date: 27 October 2011)

Dengue seroprevalence: data from the clinical development of a tetravalent dengue vaccine in 14 countries (2005-2014).

scientific article

Desirability for a typhoid fever vaccine among rural residents, Pemba Island, Tanzania

scientific article published on 09 May 2013

Effectiveness of Vi capsular polysaccharide typhoid vaccine among children: a cluster randomized trial in Karachi, Pakistan

scientific article published on 18 June 2012

Efficacy of a locally produced, Chinese Vi polysaccharide typhoid fever vaccine during six years of follow-up.

scientific article

Emergence of highly fluoroquinolone-resistant Salmonella enterica serovar Typhi in a community-based fever surveillance from Kolkata, India

scientific article

Enhanced disease surveillance through private health care sector cooperation in Karachi, Pakistan: experience from a vaccine trial

scientific article published on January 2006

Enteric fever burden in North Jakarta, Indonesia: a prospective, community-based study

scientific article

Enteric vaccines for resource-limited countries: current status and future prospects

scientific article

Epidemiology, clinical presentation, and patterns of drug resistance of Salmonella Typhi in Karachi, Pakistan

scientific article

Estimating the burden of paratyphoid a in Asia and Africa

scientific article

Evaluation of new-generation serologic tests for the diagnosis of typhoid fever: data from a community-based surveillance in Calcutta, India

scientific article

Evaluation of the Widal tube agglutination test for the diagnosis of typhoid fever among children admitted to a rural hdospital in Tanzania and a comparison with previous studies

scientific article

Evaluation on the safety of a group A + C meningococcal polysaccharide vaccine

scientific article

Formative research and development of an evidence-based communication strategy: the introduction of Vi typhoid fever vaccine among school-aged children in Karachi, Pakistan

scientific article published on 18 January 2013

Geographic analysis of vaccine uptake in a cluster-randomized controlled trial in Hue, Vietnam.

scientific article published on 24 January 2007

High-resolution genotyping of the endemic Salmonella Typhi population during a Vi (typhoid) vaccination trial in Kolkata.

scientific article

Immune responses to Vi capsular polysaccharide typhoid vaccine in children 2 to 16 years old in Karachi, Pakistan, and Kolkata, India

scientific article

Impact of Dengue Vaccination on Serological Diagnosis: Insights From Phase III Dengue Vaccine Efficacy Trials

scientific article published on 30 December 2017

Impact of Vi vaccination on spatial patterns of typhoid fever in the slums of Kolkata, India

scientific article published on 20 September 2011

Implementation of good clinical practice guidelines in vaccine trials in developing countries

scientific article published on 9 October 2006

Increasing rates of Salmonella Paratyphi A and the current status of its vaccine development

scientific article published in September 2013

Introducing Vi polysaccharide typhoid fever vaccine to primary school children in North Jakarta, Indonesia, via an existent school-based vaccination platform.

scientific article published on 26 September 2006

Invasive salmonellosis among children admitted to a rural Tanzanian hospital and a comparison with previous studies

scientific article

Isolation of Salmonella enterica subspecies enterica serovar Paratyphi B dT+, or Salmonella Java, from Indonesia and alteration of the d-tartrate fermentation phenotype by disrupting the ORF STM 3356.

scientific article published in December 2006

Lessons and implications from a mass immunization campaign in squatter settlements of Karachi, Pakistan: an experience from a cluster-randomized double-blinded vaccine trial [NCT00125047].

scientific article

New advances in typhoid Fever vaccination strategies

scientific article published on January 2011

Optimizing typhoid fever case definitions by combining serological tests in a large population study in Hechi City, China.

scientific article published on 12 January 2007

Population impact of Vi capsular polysaccharide vaccine.

scientific article published on May 2010

Replacing paper data collection forms with electronic data entry in the field: findings from a study of community-acquired bloodstream infections in Pemba, Zanzibar

scientific article

Revaccination with locally-produced vi typhoid polysaccharide vaccine among chinese school-aged children: safety and immunogenicity findings

scientific article

Risk factors associated with typhoid fever in children aged 2–16 years in Karachi, Pakistan ⬇️

scientific article published on May 31, 2011

Salmonella paratyphi A rates, Asia

scientific article published in November 2005

Schools as potential vaccination venue for vaccines outside regular EPI schedule: results from a school census in Pakistan

scientific article

Spatial risk for gender-specific adult mortality in an area of southern China

scientific article

Suitable disk antimicrobial susceptibility breakpoints defining Salmonella enterica serovar Typhi isolates with reduced susceptibility to fluoroquinolones

scientific article

Symptomatic Dengue in Children in 10 Asian and Latin American Countries

scientific article

The burden of invasive bacterial infections in Pemba, Zanzibar

scientific article

The feasibility of a school-based VI polysaccharide vaccine mass immunization campaign in Hue City, central Vietnam: streamlining a typhoid fever preventive strategy

scientific article

The malaria and typhoid fever burden in the slums of Kolkata, India: data from a prospective community-based study

scientific article

The role of epidemiology in the introduction of vi polysaccharide typhoid fever vaccines in Asia.

scientific article published in September 2004

Trends and disease burden of enteric fever in Guangxi province, China, 1994-2004

scientific article

Trial participation and vaccine desirability for Vi polysaccharide typhoid fever vaccine in Hue City, Viet Nam.

scientific article published on January 2007

Typhoid fever

scientific article (published 2015)

Typhoid vaccination: the Asian experience.

scientific article published on July 2008

Typhoid vaccine introduction: An evidence-based pilot implementation project in Nepal and Pakistan

scientific article published on 30 April 2015

Use of satellite imagery in constructing a household GIS database for health studies in Karachi, Pakistan

scientific article

Use of verbal autopsy to determine mortality patterns in an urban slum in Kolkata, India.

scientific article

Utilization and accessibility of healthcare on Pemba Island, Tanzania: implications for health outcomes and disease surveillance for typhoid fever

scientific article published on 3 December 2012

Vaccine desirability during an effectiveness trial of the typhoid fever polysaccharide Vi vaccine in Kolkata India

scientific article

Vivax malaria and bacteraemia: a prospective study in Kolkata, India

scientific article published on 31 May 2013

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