KHAIRUNNISA, K., & TANJUNG, H. (2014). Knowledge of Asthma: The Effect of Educational Book About Asthma for the Improvement of Primary Teachers’ Knowledge. JURNAL ILMU KEFARMASIAN INDONESIA, 12(1), 139-144. Retrieved from http://jifi.farmasi.univpancasila.ac.id/index.php/jifi/article/view/198