Figure 1.
The PRISMA flow diagram begins with Identification. Records identified from Web of Science total 4,311. Records removed after limiting document types to articles, review articles, early access articles, proceedings papers and book chapters in English total 205. Screening then contains 4,105 records screened. W o S categories, identified as research fields, unrelated to marketing, including library science, law and psychiatry, remove 2,171 records. This leaves 1,934 eligible documents. Manual screening removes 115 non marketing studies. Finally, the Include stage contains 1,819 studies included.PRISMA framework adopted in the study