“The Effect of Health Education Method Using Printed Booklet Media on Adolescents’ Knowledge Level About Sexually Transmitted Diseases (STDs): A Pre-Experimental Study Among Grade XI Students of SMAN 3 Surabaya, Indonesia” (2026) International Journal of Advanced Health Science and Technology, 6(3), pp. 220–226. doi:10.35882/ijahst.v6i3.601.