Sousa, A., Magalhães, M. M., Sampaio, M. J., Correia, A. M., da Costa, A. G., & Pena, E. J. (1991). Cytomegalovirus infection in kidney transplantation. Acta Médica Portuguesa, 4(5), 231–5. https://doi.org/10.20344/amp.3371