Prihartono, J., S. Budiningsih, Y. Ohno, M. Hamzah, M. Ichihashi, E. Poetiray, M. Kanoko, M. Ueda, A. Tjarta, H. Cipto, A. Mukhtar, N. Munakata, and S. Cornain. “Risk Factors of Skin Cancer Among Indonesian Population”. Medical Journal of Indonesia, vol. 9, no. 2, Apr. 2000, pp. 100-5, doi:10.13181/mji.v9i2.661.