MURNIATI BR SITEPU; LILIS NOVITARUM; FLORESTA BR SITEPU; PUTRI INDAH MANALU. The Relationship of Peer Group Roles with Verbal Bullying at St. Peter High School Medan. Jurnal Pengabdian Ilmu Kesehatan, [S. l.], v. 5, n. 2, p. 81–95, 2025. DOI: 10.55606/jpikes.v5i2.5466. Disponível em: https://journalshub.org/index.php/JPIKes/article/view/5466. Acesso em: 21 oct. 2025.