Hussain, Shakir, Mehdi AL-Alak, and Ghazi Shukur. “Conditional Two Level Mixture With Known Mixing Proportions: Applications to School and Student Level Overweight and Obesity Data from Birmingham, England”. International Journal of Statistics in Medical Research 3, no. 3 (August 5, 2014): 298–308. Accessed November 21, 2024. https://mail.lifescienceglobal.com/pms/index.php/ijsmr/article/view/2212.