Nunes, Orlando, Leonor Ribeiro, Julieta Silva, Cepeda Ribeiro, António Marques, Luís Mestre, Sara Turpin, Paula Borralho, and Manuela Bernardo. “Multiple Oligometastatic Recurrences in a Patient With Non-Small Cell Lung Cancer”. Gazeta Médica 4, no. 3 (September 29, 2017). Accessed January 1, 2020. http://www.gazetamedica.pt:80/index.php/gazeta/article/view/62.