Ohno, Yoshiyuki, Joedo Prihartono, Masamitsu Ichihashi, Setyawati Budiningsih, Mochtar Hamzah, Santoso Cornain, Masato Ueda, Mpu Kanoko, Evert Poetiray, Nobuo Munakata, Herman Cipto, Achmad Tjarta, and Arman Mukhtar. 2000. “Prevalence Study of Sun Protection behaviors/Practices in Several Representative Population Samples in Indonesia”. Medical Journal of Indonesia 9 (2), 112-7. https://doi.org/10.13181/mji.v9i2.663.