1. Research Group of Disease Control, Faculty of Medicine, Universitas Sebelas Maret, Surakarta, Indonesia;
2. Department of Public Health, Faculty of Medicine, Universitas Sebelas Maret, Surakarta, Indonesia;
3. School of Midwifery, Respati University, Yogyakarta, Indonesia;
4. Master of Public Health Program, Graduate School, Universitas Sebelas Maret, Surakarta, Indonesia;
5. Department of Sociology, Faculty of Politics and Social Science, Universitas Sebelas Maret, Surakarta, Indonesia