M. A. Arlean, L. Dewanti, and D. Setyowati, “THE CORRELATION OF ADOLESCENT KNOWLEDGE ABOUT FREE SEX PRACTICES WITH THE RISK OF CERVICAL CANCER ON THE MOTIVATION OF HPV VACCINATION AT JUNIOR HIGH SCHOOL 6 SURABAYA”, IMHSJ, vol. 8, no. 2, pp. 131–141, Apr. 2024.