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N. Walker · SciRah

Researcher profile · Semantic Scholar

N. Walker

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N. Walker — researcher profile on SciRah

h-index: 59
Works: 180
Citations: 29K

Most-cited papers

Breastfeeding in the 21st century: epidemiology, mechanisms, and lifelong effect.
C. Victora, R. Bahl, A. Barros, G. França +6 more
2016The Lancet6,338 citations Open access
Semantic Scholar
Evidence-based interventions for improvement of maternal and child nutrition: what can be done and at what cost?
Zulfiqar A. Bhutta, Jai K. Das, A. Rizvi, M. Gaffey +5 more
2013The Lancet2,961 citations
Semantic Scholar
Can available interventions end preventable deaths in mothers, newborn babies, and stillbirths, and at what cost?
Zulfiqar A. Bhutta, Jai K. Das, R. Bahl, Joy E. Lawn +7 more
2014The Lancet1,377 citations
Semantic Scholar
Early estimates of the indirect effects of the COVID-19 pandemic on maternal and child mortality in low-income and middle-income countries: a modelling study
T. Roberton, E. Carter, Victoria B. Chou, Angela Stegmuller +4 more
2020Lancet Global Health1,190 citations Open access
Semantic Scholar
Interventions to address deaths from childhood pneumonia and diarrhoea equitably: what works and at what cost?
Z. Bhutta, Jai K. Das, N. Walker, A. Rizvi +3 more
2013The Lancet485 citations
Semantic Scholar
Global, regional, and national trends in under-5 mortality between 1990 and 2019 with scenario-based projections until 2030: a systematic analysis by the UN Inter-agency Group for Child Mortality Estimation
D. Sharrow, L. Hug, D. You, L. Alkema +14 more
2022Lancet Global Health479 citations Open access
Semantic Scholar
Impacts of COVID-19 on childhood malnutrition and nutrition-related mortality
D. Headey, R. Heidkamp, S. Osendarp, M. Ruel +7 more
2020The Lancet356 citations Open access
Semantic Scholar
Overview of the Lives Saved Tool (LiST)
N. Walker, Yvonne Tam, Ingrid K. Friberg
2013BMC Public Health292 citations Open access
Semantic Scholar
Estimating the health impact of vaccination against ten pathogens in 98 low-income and middle-income countries from 2000 to 2030: a modelling study
Xiang Li, C. Mukandavire, Zulma M. Cucunubá, Susy Echeverría-Londoño +44 more
2021The Lancet229 citations Open access
Semantic Scholar
Reproductive, maternal, newborn, and child health: key messages from Disease Control Priorities 3rd Edition.
R. Black, C. Levin, N. Walker, D. Chou +2 more
2016The Lancet220 citations
Semantic Scholar
The COVID-19 crisis will exacerbate maternal and child undernutrition and child mortality in low- and middle-income countries
S. Osendarp, J. Akuoku, R. Black, D. Headey +10 more
2021Nature Food171 citations Open access
Semantic Scholar
Universal health coverage and intersectoral action for health: key messages from Disease Control Priorities, 3rd edition
D. Jamison, A. Alwan, C. Mock, R. Nugent +74 more
2017The Lancet167 citations Open access
Semantic Scholar
Estimating the global impact of poor quality of care on maternal and neonatal outcomes in 81 low- and middle-income countries: A modeling study
Victoria B. Chou, N. Walker, Mufaro Kanyangarara
2019PLoS Medicine145 citations Open access
Semantic Scholar
Estimated economic impact of vaccinations in 73 low- and middle-income countries, 2001–2020
S. Ozawa, S. Clark, A. Portnoy, S. Grewal +17 more
2017Bulletin of the World Health Organization138 citations Open access
Semantic Scholar
The estimated mortality impact of vaccinations forecast to be administered during 2011-2020 in 73 countries supported by the GAVI Alliance.
Lisa A. Lee, Lauren Franzel, J. Atwell, S. Datta +13 more
2013Vaccine136 citations
Semantic Scholar
Malawi and Millennium Development Goal 4: a Countdown to 2015 country case study.
M. Kanyuka, J. Ndawala, Tiope Mleme, Lusungu Chisesa +18 more
2016Lancet Global Health127 citations Open access
Semantic Scholar
Quality of antenatal care service provision in health facilities across sub–Saharan Africa: Evidence from nationally representative health facility assessments
Mufaro Kanyangarara, Melinda K. Munos, N. Walker
2017Journal of Global Health124 citations Open access
Semantic Scholar
Drivers of the reduction in childhood diarrhea mortality 1980-2015 and interventions to eliminate preventable diarrhea deaths by 2030
R. Black, O. Fontaine, Laura M. Lamberti, M. Bhan +13 more
2019Journal of Global Health104 citations Open access
Semantic Scholar
Evidence-based antenatal interventions to reduce the incidence of small vulnerable newborns and their associated poor outcomes.
G. Hofmeyr, R. Black, E. Rogozińska, Austin J Heuer +12 more
2023The Lancet96 citations Open access
Semantic Scholar
Estimating the herd immunity effect of rotavirus vaccine.
S. Pollard, T. Malpica-Llanos, Ingrid K. Friberg, Christa L. Fischer-Walker +2 more
2015Vaccine78 citations Open access
Semantic Scholar
Lives saved with vaccination for 10 pathogens across 112 countries in a pre-COVID-19 world
Jaspreet Toor, Susy Echeverría-Londoño, Xiang Li, K. Abbas +43 more
2021eLife77 citations Open access
Semantic Scholar
Measuring Coverage in MNCH: A Validation Study Linking Population Survey Derived Coverage to Maternal, Newborn, and Child Health Care Records in Rural China
Li Liu, Mengying Li, Li Yang, Lirong Ju +6 more
2013PLoS ONE74 citations Open access
Semantic Scholar
Reproductive, maternal, newborn, and child health : key messages of this volume
R. Black, N. Walker, R. Laxminarayan, M. Temmerman
201658 citations
Semantic Scholar
South African child deaths 1990–2011: have HIV services reversed the trend enough to meet Millennium Development Goal 4?
K. Kerber, J. Lawn, L. Johnson, M. Mahy +9 more
2013AIDS (London)57 citations Open access
Semantic Scholar
Using the Lives Saved Tool (LiST) to Model mHealth Impact on Neonatal Survival in Resource-Limited Settings
Youngji Jo, A. Labrique, Amnesty E. Lefevre, G. Mehl +3 more
2014PLoS ONE51 citations Open access
Semantic Scholar
Thirty years of vaccination in Vietnam: Impact and cost-effectiveness of the national Expanded Programme on Immunization
M. Jit, Huyen Thi Thu Dang, Ingrid K. Friberg, M. Hoang +8 more
2015Vaccine48 citations Open access
Semantic Scholar
Bangladesh: a success case in combating childhood diarrhoea
S. M. Billah, Shahreen Raihana, N. Ali, A. Iqbal +11 more
2019Journal of Global Health45 citations Open access
Semantic Scholar
Expanding the population coverage of evidence–based interventions with community health workers to save the lives of mothers and children: an analysis of potential global impact using the Lives Saved Tool (LiST)
Victoria B. Chou, Ingrid K. Friberg, M. Christian, N. Walker +1 more
2017Journal of Global Health43 citations Open access
Semantic Scholar
Linking household and health facility surveys to assess obstetric service availability, readiness and coverage: evidence from 17 low- and middle-income countries
Mufaro Kanyangarara, Victoria B. Chou, A. Creanga, N. Walker
2018Journal of Global Health42 citations Open access
Semantic Scholar
Early Estimates of the Indirect Effects of the Coronavirus Pandemic on Maternal and Child Mortality in Low- and Middle-Income Countries
T. Roberton, E. Carter, Victoria B. Chou, Angela Stegmuller +4 more
2020Social Science Research Network40 citations
Semantic Scholar
Improved measurement for mothers, newborns and children in the era of the Sustainable Development Goals
T. Marchant, J. Bryce, C. Victora, A. Moran +6 more
2016Journal of Global Health40 citations Open access
Semantic Scholar
A systematic review on estimating population attributable fraction for risk factors for small-for-gestational-age births in 81 low- and middle-income countries
Sabi Gurung, Hannah Tong, E. Bryce, J. Katz +3 more
2022Journal of Global Health35 citations Open access
Semantic Scholar
The Lives Saved Tool (LiST) as a model for diarrhea mortality reduction
C. Fischer Walker, N. Walker
2014BMC Medicine34 citations Open access
Semantic Scholar
A public health approach for deciding policy on infant feeding and mother–infant contact in the context of COVID-19
N. Rollins, N. Minckas, F. Jehan, R. Lodha +7 more
2021Lancet Global Health33 citations Open access
Semantic Scholar
Effects of deworming on child and maternal health: a literature review and meta-analysis
Winter M Thayer, Adrienne Clermont, N. Walker
2017BMC Public Health33 citations Open access
Semantic Scholar
Population attributable fractions for risk factors for spontaneous preterm births in 81 low- and middle-income countries: A systematic analysis
E. Bryce, Sabi Gurung, Hannah Tong, J. Katz +3 more
2022Journal of Global Health28 citations Open access
Semantic Scholar
Gaps in the implementation of antenatal syphilis detection and treatment in health facilities across sub-Saharan Africa
Mufaro Kanyangarara, N. Walker, T. Boerma
2018PLoS ONE25 citations Open access
Semantic Scholar
Residual confounding explains the association between high parity and child mortality
Naoko Kozuki, E. Sonneveldt, N. Walker
2013BMC Public Health25 citations Open access
Semantic Scholar
Nutrition Interventions in the Lives Saved Tool (LiST).
Adrienne Clermont, N. Walker
2017Journal of NutriLife23 citations Open access
Semantic Scholar
The impact of antibiotic treatment for syphilis, chlamydia, and gonorrhoea during pregnancy on birth outcomes: A systematic review and meta-analysis
Hannah Tong, Austin J Heuer, N. Walker
2023Journal of Global Health22 citations Open access
Semantic Scholar
Factors associated with the decline in under five diarrhea mortality in Tanzania from 1980-2015
H. Masanja, P. Mongi, Jitihada Baraka, Bianca D Jackson +7 more
2019Journal of Global Health22 citations Open access
Semantic Scholar
Producing HIV estimates: from global advocacy to country planning and impact measurement
M. Mahy, T. Brown, J. Stover, N. Walker +4 more
2017Global Health Action22 citations Open access
Semantic Scholar
Levels and Causes of Maternal Mortality and Morbidity -- Reproductive, Maternal, Newborn, and Child Health: Disease Control Priorities, Third Edition (Volume 2)
Black Re, R. Laxminarayan, M. Temmerman, N. Walker
201622 citations
Semantic Scholar
Estimating the health impact of vaccination against 10 pathogens in 98 low and middle income countries from 2000 to 2030
Xiang Li, C. Mukandavire, Zulma M. Cucunubá, K. Abbas +44 more
2019Social Science Research Network19 citations Open access
Semantic Scholar
Breastfeeding 1 Breastfeeding in the 21st century: epidemiology, mechanisms, and lifelong eff ect
C. Victora, R. Bahl, A. Barros, G. França +23 more
201619 citations
Semantic Scholar
Current levels of coverage of iron and folic acid fortification are insufficient to meet the recommended intake for women of reproductive age in low- and middle-income countries
Hanzhi Tong, N. Walker
2021Journal of Global Health17 citations Open access
Semantic Scholar
Validity of self-reported receipt of iron supplements during pregnancy: implications for coverage measurement
Mufaro Kanyangarara, J. Katz, Melinda K. Munos, S. Khatry +2 more
2019BMC Pregnancy and Childbirth17 citations Open access
Semantic Scholar
The potential impacts of the COVID-19 crisis on maternal and child undernutrition in low and middle income countries
S. Osendarp, J. Akuoku, R. Black, D. Headey +10 more
202016 citations Open access
Semantic Scholar
Estimating Lives Saved by Achieving Dietary Micronutrient Adequacy, with a Focus on Vitamin A Intervention Programs in Cameroon.
R. Engle-Stone, A. Perkins, Adrienne Clermont, N. Walker +3 more
2017Journal of NutriLife15 citations Open access
Semantic Scholar
Pushing the envelope through the Global Financing Facility: potential impact of mobilising additional support to scale-up life-saving interventions for women, children and adolescents in 50 high-burden countries
Victoria B. Chou, O. Bubb-Humfryes, R. Sanders, N. Walker +8 more
2018BMJ Global Health14 citations Open access
Semantic Scholar

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C. Victora — researcher profile on SciRah