BARUS, A. W. K.; HIDAYAT, W.; BANGUN, H. A. . The habit of indiscriminate spitting in betel chewing. Jurnal Prima Medika Sains, [S. l.], v. 5, n. 2, p. 108-112, 2023. DOI: 10.34012/jpms.v5i2.4315. Disponível em: http://jurnal.unprimdn.ac.id/index.php/JPMS/article/view/4315. Acesso em: 18 may. 2024.