Callahan, K., Ogale, Y. P., Palmer, S. L., Emerson, P. M., Hopkins, D. R., Withers, P. C., & Ngondi, J. M. (2014). Trachoma Control as a Vehicle Toward International Development and Achievement of the Millennium Development Goals. Public Library of Science.

Callahan, Kelly, Yasmin P. Ogale, Stephanie L. Palmer, Paul M. Emerson, Donald R. Hopkins, P. Craig Withers, και Jeremiah M. Ngondi. Trachoma Control As a Vehicle Toward International Development and Achievement of the Millennium Development Goals. Public Library of Science, 2014.

Callahan, Kelly, et al. Trachoma Control As a Vehicle Toward International Development and Achievement of the Millennium Development Goals. Public Library of Science, 2014.