SIAHAAN, C. TINGKAT PENGETAHUAN MASYARAKAT TERHADAP PEMBELIAN OBAT KERAS TANPA RESEP DOKTER DI APOTEK R&F DELI SERDANG. Humantech : Jurnal Ilmiah Multidisiplin Indonesia, [S. l.], v. 2, n. 11, p. 2423–2428, 2023. Disponível em: https://journal.ikopin.ac.id/index.php/humantech/article/view/3782. Acesso em: 4 dec. 2024.