1. Excellence Center of Community Health Promotion, School of Nursing, Walailak University, Nakhon Si Thammarat 80160, Thailand
2. Department of Medical Science, School of Medicine, Walailak University, Nakhon Si Thammarat 80160, Thailand
3. Faculty of Nursing, Prince of Songkla University, Songkhla 90110, Thailand
4. Excellent Center for Dengue and Community Public Health School of Public Health, Walailak University, Nakhon Si Thammarat 80160, Thailand
5. Department of Biology, Faculty of Science, University Putra Malaysia, Serdang 43400, Selangor, Malaysia