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Vijay Kumar Dharma

Observed names: Dharma, Vijay Kumar, V K Dharma, V.K. Dharma, Vijay Dharma
ORCID: 0000-0001-9692-458X
Observed ORCIDs: 0000-0001-9692-458X, 0000-0001-8571-1538
OpenAlex ID: A5003483022
Impact of COVID-19 pandemic response on uptake of routine immunizations in Sindh, Pakistan: An analysis of provincial electronic immunization registry data
2020 · Subhash Chandir, Danya Arif Siddiqi, et al. · Vaccine · 234
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Use of biomass fuel and acute respiratory infections in rural Pakistan
2012 · N.Z. Janjua, B. Mahmood, et al. · Public Health · 47
Using a low-cost, real-time electronic immunization registry in Pakistan to demonstrate utility of data for immunization programs and evidence-based decision making to achieve SDG-3: Insights from analysis of Big Data on vaccines
2021 · Danya Arif Siddiqi, Sara Abdullah, et al. · International Journal of Medical Informatics · 42
Using Predictive Analytics to Identify Children at High Risk of Defaulting From a Routine Immunization Program: Feasibility Study
2018 · Subhash Chandir, Danya Arif Siddiqi, et al. · JMIR Public Health and Surveillance · 40
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Coverage, timeliness, and determinants of immunization completion in Pakistan
2014 · Syed Mohammad Asad Zaidi, Saira Khowaja, et al. · Human Vaccines & Immunotherapeutics · 37
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Adult immunization
2013 · Bharti Mehta, Sumit Chawla, et al. · Human Vaccines & Immunotherapeutics · 27
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Prevalence, geographical distribution and factors associated with pentavalent vaccine zero dose status among children in Sindh, Pakistan: analysis of data from the 2017 and 2018 birth cohorts enrolled in the provincial electronic immunisation registry
2022 · Mariam Mehmood, Hamidreza Setayesh, et al. · BMJ Open · 24
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Development and feasibility testing of an artificially intelligent chatbot to answer immunization-related queries of caregivers in Pakistan: A mixed-methods study
2023 · Danya Arif Siddiqi, Fatima Miraj, et al. · International Journal of Medical Informatics · 18
Zindagi Mehfooz (Safe Life) Digital Immunization Registry: Leveraging Low-Cost Technology to Improve Immunization Coverage and Timeliness in Pakistan
2018 · Subhash Chandir, Danya Arif Siddiqi, et al. · Iproceedings · 16
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Assessment of vaccination service delivery and quality: a cross-sectional survey of over 1300 health facilities from 29 districts in Sindh, Pakistan conducted between 2017–18
2022 · Danya Arif Siddiqi, Sara Abdullah, et al. · BMC Health Services Research · 15
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Coverage, timeliness of measles immunisation and its predictors in Pakistan: an analysis of 6.2 million children enrolled in the Provincial Electronic Immunisation Registry
2025 · Manaksha Memon, Danya Arif Siddiqi, et al. · BMJ Global Health · 14
Using geographic information system to track children and optimize immunization coverage and equity in Karachi, Pakistan
2023 · Muhammad Siddique, Sundus Iftikhar, et al. · Vaccine · 14
Feasibility of using global system for mobile communication (GSM)-based tracking for vaccinators to improve oral poliomyelitis vaccine campaign coverage in rural Pakistan
2017 · Subhash Chandir, Vijay Kumar Dharma, et al. · Vaccine · 14
Immunization Gender Inequity in Pakistan: An Analysis of 6.2 Million Children Born from 2019 to 2022 and Enrolled in the Sindh Electronic Immunization Registry
2023 · Danya Arif Siddiqi, Sundus Iftikhar, et al. · Vaccines · 10
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Evaluation of a Mobile-Based Immunization Decision Support System for Scheduling Age-Appropriate Vaccine Schedules for Children Younger Than 2 Years in Pakistan and Bangladesh: Lessons From a Multisite, Mixed Methods Study
2023 · Danya Arif Siddiqi, Rozina Feroz Ali, et al. · JMIR Pediatrics and Parenting · 10
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Assessing the impact of heat waves on childhood immunization coverage in Sindh, Pakistan: Insights from 132.4 million doses recorded in the provincial electronic immunization registry (2018–2024)
2025 · Danya Arif Siddiqi, Sundus Iftikhar, et al. · Vaccine · 7
Hepatitis C
2013 · Bharti Mehta, Vijay Kumar Dharma, et al. · Human Vaccines & Immunotherapeutics · 7
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Leveraging Data from a Provincial Electronic Immunization Registry to Analyze Immunization Coverage, Timeliness, and Defaulters Among 8.8 Million Children from the 2018 to 2023 Birth Cohorts in Sindh Province, Pakistan
2024 · Fatima Miraj, Sundus Iftikhar, et al. · Vaccines · 3
Evaluating an immunization carpool service for women in rural areas for facilitating routine childhood immunizations in Pakistan –a feasibility study on acceptability, demand, and implementation
2024 · Rozina Feroz Ali, Sundus Iftikhar, et al. · Journal of Transport & Health · 3
Using mobile immunization vans to cover under-served populations in hard-to-reach areas
2020 · M Siddique, S Abdullah, et al. · European Journal of Public Health · 3
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Vaccination for safe travel to India
2013 · Bharti Mehta, Harashish Jindal, et al. · Human Vaccines & Immunotherapeutics · 3
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Prevalence and risk factors of stillbirths among pregnant women from twelve high-volume birthing facilities of Karachi, Pakistan: a longitudinal cohort study
2025 · Danya Arif Siddiqi, Muhammad Zia Muneer, et al. · BMC Pregnancy and Childbirth · 2
Estimating prevalence and identifying predictors of zero-dose pentavalent and never-immunized children under two years of age in Kashmore and Sujawal Districts of Sindh, Pakistan: An analysis of household survey data
2025 · Danya Arif Siddiqi, Manaksha Memon, et al. · PLoS ONE · 2
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Using Predictive Analytics to Prevent Missed Opportunities and Achieve Higher Immunization Coverage and Timeliness
2017 · Subhash Chandir, Danya Arif Siddiqi, et al. · Iproceedings · 2
Leveraging Electronic Immunization Registry to monitor the two-year impact of COVID-19 on uptake of routine immunizations in children under 2 years of age in Sindh, Pakistan: insights from big data analysis with > 6.9 million children
2023 · Muhammmad Siddique, Sundus Iftikhar, et al. · Population Medicine · 1
Works count: 34
Citation count: 597
H-index: 13
I10-index: 15
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