Fig. 3From: Two decades of research on the role of diet in Alzheimer’s disease (2003–2023): a bibliometric and visual analysis based on CiteSpaceMap of countries and institutions that contributed publications on diet in AD. Nodes represent the 14 countries and 1 institution with the highest contributions. The size of the node indicates the number of publications. The density of the lines between nodes represents the intensity of collaboration between them. AD = Alzheimer’s diseaseBack to article page