Perdana, Muhammad Vidi, Argyo Demartoto, and Dono Indarto. 2017. “Effects of Predisposing, Enabling, and Reinforcing Factors on the Uptake of Voluntary Counselling and Testing Among Female Sex Workers in Grobogan, Central Java”. Journal of Health Promotion and Behavior 2 (3):242-56. https://thejhpb.com/index.php/thejhpb/article/view/54.