1842. Work Intensity and Worker Safety in Early Twentieth-Century Coal Mining Bookmark Format Single study
1843. World Association for Public Opinion Research (WAPOR) COVID-19 Public Opinion Research Bookmark Format Macrodata source
1845. World Health Organization Collaborative Study on Social and Health Aspects of Aging in Bahrain, Egypt, Jordan, and Tunisia, 1991 Bookmark Format Single study
1847. World Health Organization. Regional Office for Europe. Data. Bookmark Format Data archive or collection