Chi, B. H., Cantrell, R. A., Mwango, A., Westfall, A. O., Mutale, W., Limbada, M., . . . Stringer, J. S. A. (2010). An Empirical Approach to Defining Loss to Follow-up Among Patients Enrolled in Antiretroviral Treatment Programs. Oxford University Press.

Chi, Benjamin H., Ronald A. Cantrell, Albert Mwango, Andrew O. Westfall, Wilbroad Mutale, Mohammed Limbada, Lloyd B. Mulenga, Sten H. Vermund, و Jeffrey S. A. Stringer. An Empirical Approach to Defining Loss to Follow-up Among Patients Enrolled in Antiretroviral Treatment Programs. Oxford University Press, 2010.

Chi, Benjamin H., et al. An Empirical Approach to Defining Loss to Follow-up Among Patients Enrolled in Antiretroviral Treatment Programs. Oxford University Press, 2010.