SINAGA, A.; LUMBANGAOL, R. An Analysis of Knowledge and Attitude of Alumnus of STIKes Santa Elisabeth Medan on Applying English in Domestic and in Abroad . Jurnal EduHealth, [S. l.], v. 14, n. 02, p. 1156–1160, 2023. Disponível em: https://ejournal.seaninstitute.or.id/index.php/healt/article/view/2719. Acesso em: 29 may. 2026.