Ivanovska, A., M. Bosnjak, and V. Vehovar. “Relative Bias in Health Estimates from Probability-Based Online Panels: Systematic Review and Meta-Analysis”. 2025. Journal of Health and Rehabilitation Sciences, vol. 4, no. 1, Aug. 2025, pp. 10-23, doi:10.33700/jhrs.4.1.137.