1. Department of Public Health, Erasmus MC, University Medical Center Rotterdam, CN Rotterdam, The Netherlands
2. School of Public Health, Faculty of Medicine, School of Public Health, Lambung Mangkurat University, Banjarbaru, South Kalimantan, Indonesia
3. GWL-INA Network, South Jakarta, Jakarta, Indonesia
4. Department of Behavioral and Community Health Sciences
5. Center for LGBT Health Research, Graduate School of Public Health, University of Pittsburgh, Pittsburgh, PA, USA