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G. Greenfield · SciRah

Researcher profile · Semantic Scholar

G. Greenfield

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G. Greenfield — researcher profile on SciRah

h-index: 24
Works: 113
Citations: 2,471

Most-cited papers

Strategies and interventions for healthy adolescent growth, nutrition, and development.
D. Hargreaves, Emily Mates, P. Menon, H. Alderman +12 more
2021The Lancet241 citations
Semantic Scholar
The impact of telehealth remote patient monitoring on glycemic control in type 2 diabetes: a systematic review and meta-analysis of systematic reviews of randomised controlled trials
Puikwan A. Lee, G. Greenfield, Y. Pappas
2018BMC Health Services Research153 citations Open access
Semantic Scholar
Rethinking primary care’s gatekeeper role
G. Greenfield, K. Foley, A. Majeed
2016British medical journal150 citations Open access
Semantic Scholar
Impact of GP gatekeeping on quality of care, and health outcomes, use, and expenditure: a systematic review.
Poompong Sripa, B. Hayhoe, Priya S. Garg, A. Majeed +1 more
2019The British journal of general practice : the journal of the Royal College of General Practitioners127 citations Open access
Semantic Scholar
The Impact of Virtual Consultations on the Quality of Primary Care: Systematic Review
Kate Campbell, G. Greenfield, E. Li, N. O'Brien +4 more
2023Journal of Medical Internet Research91 citations Open access
Semantic Scholar
Impact of integrating pharmacists into primary care teams on health systems indicators: a systematic review.
B. Hayhoe, J. A. Cespedes, K. Foley, A. Majeed +2 more
2019The British journal of general practice : the journal of the Royal College of General Practitioners81 citations Open access
Semantic Scholar
Trends in healthcare use in children aged less than 15 years: a population-based cohort study in England from 2007 to 2017
J. Ruzangi, M. Blair, E. Cecil, G. Greenfield +3 more
2020BMJ Open74 citations Open access
Semantic Scholar
Impact of Remote Consultations on Antibiotic Prescribing in Primary Health Care: Systematic Review
Seung-Min Han, G. Greenfield, A. Majeed, B. Hayhoe
2020Journal of Medical Internet Research74 citations Open access
Semantic Scholar
Truck drivers’ perceptions on wearable devices and health promotion: a qualitative study
Rama Greenfield, E. Busink, Cybele P. Wong, Eva Riboli-Sasco +4 more
2016BMC Public Health58 citations Open access
Semantic Scholar
Diagnosis and Decision-Making in Telemedicine
Y. Pappas, J. Všetečková, N. Mastellos, G. Greenfield +1 more
2018Journal of Patient Experience51 citations Open access
Semantic Scholar
Patients’ perception of using telehealth for type 2 diabetes management: a phenomenological study
Puikwan A. Lee, G. Greenfield, Y. Pappas
2018BMC Health Services Research42 citations Open access
Semantic Scholar
Seeking a second medical opinion: composition, reasons and perceived outcomes in Israel
Liora Shmueli, N. Davidovitch, J. Pliskin, R. Balicer +2 more
2017Israel Journal of Health Policy Research39 citations Open access
Semantic Scholar
Patient Portal Functionalities and Patient Outcomes Among Patients With Diabetes: Systematic Review
A. Alturkistani, A. Qavi, P. Anyanwu, G. Greenfield +2 more
2020Journal of Medical Internet Research35 citations Open access
Semantic Scholar
Determinants of Digital Health Literacy: International Cross-Sectional Study
Connor S Qiu, T. Lunova, G. Greenfield, G. Kerr +6 more
2024Journal of Medical Internet Research34 citations Open access
Semantic Scholar
Frequent attendances at emergency departments in England
G. Greenfield, M. Blair, P. Aylin, S. Saxena +3 more
2020Emergency Medicine Journal34 citations
Semantic Scholar
Patient-initiated second medical consultations—patient characteristics and motivating factors, impact on care and satisfaction: a systematic review
G. Greenfield, Liora Shmueli, Amy Harvey, Harumi Quezada-Yamamoto +5 more
2021BMJ Open33 citations Open access
Semantic Scholar
Predictors of outcomes for patients with common mental health disorders receiving psychological therapies in community settings: a systematic review
F. Amati, C. Banks, G. Greenfield, J. Green
2018Journal of public health33 citations
Semantic Scholar
Characteristics of frequently attending children in hospital emergency departments: a systematic review
G. Greenfield, O. Okoli, Harumi Quezada-Yamamoto, M. Blair +3 more
2021BMJ Open27 citations Open access
Semantic Scholar
Adapting and testing a brief intervention to reduce maternal anxiety during pregnancy (ACORN): study protocol for a randomised controlled trial
E. Wilkinson, H. O'Mahen, P. Fearon, S. Halligan +6 more
2016Trials25 citations Open access
Semantic Scholar
The impact of private online video consulting in primary care
L. Peters, G. Greenfield, A. Majeed, B. Hayhoe
2018Journal of the Royal Society of Medicine23 citations Open access
Semantic Scholar
Clinical pharmacists in primary care: a safe solution to the workforce crisis?
Daoroong Komwong, G. Greenfield, H. Zaman, A. Majeed +1 more
2018Journal of the Royal Society of Medicine22 citations Open access
Semantic Scholar
Barriers to accessing health care among young people in 30 low‐middle income countries
N. Nachiappan, S. Mackinnon, Jeanine Ndayizeye, G. Greenfield +1 more
2022Health Science Reports21 citations Open access
Semantic Scholar
Staff perceptions on patient motives for attending GP-led urgent care centres in London: a qualitative study
G. Greenfield, A. Ignatowicz, S. Gnani, Medhavi Bucktowonsing +4 more
2016BMJ Open20 citations Open access
Semantic Scholar
Second Medical Opinion: Utilization Rates and Characteristics of Seekers in a General Population
Liora Shmueli, E. Shmueli, J. Pliskin, R. Balicer +3 more
2016Medical Care20 citations Open access
Semantic Scholar
Patient Portal Functionalities and Uptake: Systematic Review Protocol
A. Alturkistani, G. Greenfield, F. Greaves, S. Aliabadi +2 more
2019JMIR Research Protocols19 citations Open access
Semantic Scholar
A Systematic Review of Interventions that Use Multidisciplinary Team Meetings to Manage Multimorbidity in Primary Care
Elena Lammila-Escalera, G. Greenfield, S. Barber, Dasha Nicholls +2 more
2022International Journal of Integrated Care17 citations Open access
Semantic Scholar
To what extent do callers follow the advice given by a non-emergency medical helpline (NHS 111): A retrospective cohort study
M. Nakubulwa, G. Greenfield, E. Pizzo, Andreas Magusin +6 more
2022PLoS ONE16 citations Open access
Semantic Scholar
Preschool children who are frequent attenders in emergency departments: an observational study of associated demographics and clinical characteristics
M. Blair, A. Poots, V. Lim, S. Hiles +4 more
2017Archives of Disease in Childhood13 citations Open access
Semantic Scholar
Depression and unplanned secondary healthcare use in patients with multimorbidity: A systematic review
M. Cicek, B. Hayhoe, M. Otis, D. Nicholls +2 more
2022PLoS ONE12 citations Open access
Semantic Scholar
Second opinion utilization by healthcare insurance type in a mixed private-public healthcare system: a population-based study
Liora Shmueli, E. Shmueli, J. Pliskin, R. Balicer +3 more
2019BMJ Open12 citations Open access
Semantic Scholar
Improving Multidisciplinary Team Working to Support Integrated Care for People with Frailty Amidst the COVID-19 Pandemic
S. Barber, M. Otis, G. Greenfield, N. Razzaq +4 more
2023International Journal of Integrated Care11 citations Open access
Semantic Scholar
Is it getting easier to obtain antibiotics in the UK?
B. Hayhoe, G. Greenfield, A. Majeed
2019The British journal of general practice : the journal of the Royal College of General Practitioners11 citations Open access
Semantic Scholar
Reasons, perceived outcomes and characteristics of second-opinion seekers: are there differences in private vs. public settings?
Liora Shmueli, N. Davidovitch, J. Pliskin, I. Hekselman +2 more
2019BMC Health Services Research11 citations Open access
Semantic Scholar
Structured medication reviews for adults with multimorbidity and polypharmacy in primary care: a systematic review protocol
Elena Lammila-Escalera, G. Greenfield, R. Aldakhil, Hadar Zaman +3 more
2024BMJ Open10 citations Open access
Semantic Scholar
Safety and Efficacy of Digital Check-in and Triage Kiosks in Emergency Departments: Systematic Review
Elena Lammila-Escalera, G. Greenfield, R. Aldakhil, Hei-Ming Mak +5 more
2024Journal of Medical Internet Research9 citations Open access
Semantic Scholar
The effects of community interventions on unplanned healthcare use in patients with multimorbidity: a systematic review
T. Wasan, B. Hayhoe, M. Cicek, Elena Lammila-Escalera +3 more
2023Journal of the Royal Society of Medicine9 citations Open access
Semantic Scholar
Attendance at remote versus in-person outpatient appointments in an NHS Trust
G. Kerr, G. Greenfield, B. Hayhoe, F. Gaughran +8 more
2023Journal of Telemedicine and Telecare9 citations Open access
Semantic Scholar
Patient outcomes following emergency admission to hospital for COVID-19 compared with influenza: retrospective cohort study
T. Woodcock, G. Greenfield, A. Lalvani, A. Majeed +1 more
2022Thorax9 citations Open access
Semantic Scholar
Characteristics of frequent paediatric users of emergency departments in England: an observational study using routine national data
G. Greenfield, M. Blair, P. Aylin, S. Saxena +2 more
2020Emergency Medicine Journal9 citations Open access
Semantic Scholar
What are the perceptions and experiences of adults using mobile applications for self-management in diabetes? A systematic review
Kalthum Patail, Hsuan-Pai Hui, G. Greenfield, B. Hayhoe +3 more
2025BMJ Open8 citations
Semantic Scholar
Factors Associated With the Availability of Virtual Consultations in Primary Care Across 20 Countries: Cross-Sectional Study
G. Kerr, G. Greenfield, E. Li, T. Beaney +16 more
2024Journal of Medical Internet Research8 citations Open access
Semantic Scholar
Ethnicity as a predictor of outcomes of psychological therapies for anxiety and depression: a retrospective cohort analysis
F. Amati, J. Green, Lauren Kitchin, H. Watt +4 more
2023Behavioural and Cognitive Psychotherapy8 citations
Semantic Scholar
Efficacy and safety of a digital check-in and triage kiosk in emergency departments: a systematic review protocol
Himani Laxshmi Kaur Sehgal, G. Greenfield, A. L. Neves, Mark Harmon +2 more
2024BMJ Open7 citations Open access
Semantic Scholar
Early Risk Factors for Self-Injurious Thoughts and Behaviours: A UK Population-Based Study of 219,581 People
A. Porras-Segovia, Ana Pascual-Sanchez, G. Greenfield, H. Creese +3 more
2023Behavioral Science7 citations Open access
Semantic Scholar
Evaluation of the North West London Diabetes Foot Care Transformation Project: A Mixed-Methods Evaluation
R. Palladino, Ash More, G. Greenfield, N. Anokye +5 more
2022International Journal of Integrated Care7 citations Open access
Semantic Scholar
Clinical effectiveness and cost effectiveness of individual mental health workers colocated within primary care practices: a systematic literature review
Jean-Baptiste Woods, G. Greenfield, A. Majeed, B. Hayhoe
2020BMJ Open7 citations Open access
Semantic Scholar
Seven-day access to NHS primary care: how does England compare with Europe?
Sarah Rosenberg-Wohl, G. Greenfield, A. Majeed, B. Hayhoe
2018Journal of the Royal Society of Medicine7 citations Open access
Semantic Scholar
Interventions to improve medication adherence in adults with mental–physical multimorbidity in primary care: a systematic review
Elena Lammila-Escalera, G. Greenfield, Zi-Yang Pan, D. Nicholls +2 more
2024The British journal of general practice : the journal of the Royal College of General Practitioners6 citations Open access
Semantic Scholar
Cross-sectional analyses of online appointment booking and repeat prescription ordering user characteristics in general practices of England in the years 2018–2020
A. Alturkistani, G. Greenfield, T. Beaney, J. Norton +1 more
2023BMJ Open6 citations Open access
Semantic Scholar
Children as frequent attenders in primary care: a systematic review
M. Al-Saffar, B. Hayhoe, M. Harris, A. Majeed +1 more
2020BJGP open6 citations Open access
Semantic Scholar

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A. Majeed — researcher profile on SciRah
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A. Majeed×10
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M. Blair×6
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S. Saxena — researcher profile on SciRah

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R. Balicer — researcher profile on SciRah

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I. Hekselman — researcher profile on SciRah