IZABELA ZYCH2026-01-292026-01-29201910.1177/15248380166834562-s2.0-85056073532https://www.scopus.com/inward/record.uri?eid=2-s2.https://ucocris.uco.es/handle/123456789/29747Applied PsychologyHealth (social science)Public Health, Environmental and Occupational HealthEmpathy and Callous–Unemotional Traits in Different Bullying Roles: A Systematic Review and Meta-Analysisreview article