This map shows the geographic impact of F.R.J. Verhey's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by F.R.J. Verhey with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites F.R.J. Verhey more than expected).
This network shows the impact of papers produced by F.R.J. Verhey. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by F.R.J. Verhey. The network helps show where F.R.J. Verhey may publish in the future.
Co-authorship network of co-authors of F.R.J. Verhey
This figure shows the co-authorship network connecting the top 25 collaborators of F.R.J. Verhey.
A scholar is included among the top collaborators of F.R.J. Verhey based on the total number of
citations received by their joint publications. Widths of edges
represent the number of papers authors have co-authored together.
Node borders
signify the number of papers an author published with F.R.J. Verhey. F.R.J. Verhey is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
All Works
19 of 19 papers shown
1.
Rikkert, Marcel G. M. Olde, Afina W. Lemstra, & F.R.J. Verhey. (2012). [Role of secondary care too small in Dutch College of General Practitioners' (NHG) practice guideline 'Dementia'].. PubMed. 156(49). A5554–A5554.1 indexed citations
2.
Vos, Stephanie J. B., Pieter Jelle Visser, & F.R.J. Verhey. (2011). [The role of CSF markers in the early diagnosis of Alzheimer's disease].. PubMed. 53(9). 647–53.1 indexed citations
3.
Köhler, Sebastian & F.R.J. Verhey. (2011). [Cognitive deficits in late-life depression].. PubMed. 53(9). 601–7.4 indexed citations
4.
Aalten, Pauline, et al.. (2010). [Apathy: from symptom to syndrome].. PubMed. 52(6). 397–405.6 indexed citations
Aalten, Pauline, F.R.J. Verhey, Marjolein de Vugt, Richel Lousberg, & J. Jolles. (2003). A prospective study into the relationship between premorbid neuroticism and mood disorders in dementia. International Psychogeriatrics. 15. 208–209.
Kat, Martin G., Jos F. M. de Jonghe, Pauline Aalten, et al.. (2002). [Neuropsychiatric symptoms of dementia: psychometric aspects of the Dutch Neuropsychiatric Inventory (NPI)].. PubMed. 33(4). 150–5.110 indexed citations
12.
Visser, Pieter Jelle, F.R.J. Verhey, Rudolf Ponds, Arnold D.M. Kester, & J. Jolles. (2000). Distinction between preclinical dementia and depression.. International Journal of Geriatric Psychiatry. 15. 15–15.8 indexed citations
13.
Leentjens, A F G, et al.. (2000). [Successful treatment of depression in a Parkinson disease patient with bupropion].. PubMed. 144(45). 2157–9.13 indexed citations
Vreeling, F.W., et al.. (1993). Cognitive aging, biological life events and primitive reflexes. Research Publications (Maastricht University).3 indexed citations
Jolles, Jelle, et al.. (1993). [Forgetful or demented? Who worries and why?].. PubMed. 24(4). 144–9.15 indexed citations
18.
Verhey, F.R.J., J. Jolles, Rudolf Ponds, & F.W. Vreeling. (1993). [Psychiatric disorders in patients of a memory outpatient clinic].. PubMed. 137(21). 1054–8.1 indexed citations
19.
Ponds, Rudolf, et al.. (1992). Brief cognitive screening tests for dementia: comparison of the mini-mental state examination and the cognitive screening tests. Data Archiving and Networked Services (DANS). 3. 261–264.1 indexed citations
Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive
bibliographic database. While OpenAlex provides broad and valuable coverage of the global
research landscape, it—like all bibliographic datasets—has inherent limitations. These include
incomplete records, variations in author disambiguation, differences in journal indexing, and
delays in data updates. As a result, some metrics and network relationships displayed in
Rankless may not fully capture the entirety of a scholar's output or impact.