Tanvir Ahmed and Thanh N. Long and Phan T. Huong and Donald E. Stewart, Sexual Behaviors and Condom Attitude among Injecting Drug Users in Hai Phong, Vietnam: Qualitative Findings. journal = {International Journal of Medical and Health Sciences}, [online]. World Academy of Science, Engineering and Technology. April 2014, vol. 89(5). 250 - 256 [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/9998249.