Teixeira, A., Vieira, C., Sousa, N., Begonha, R., Afonso, M., Amaro, T., & Maurício, J. (2011). Biphasic pulmonary blastoma with germ cell differentiation: a challenge in diagnosis and treatment. Acta Médica Portuguesa, 24, 685–8. https://doi.org/10.20344/amp.1539