Machado, April, Francisco Valente, Mariana Reis, Pedro Saraiva, Rita Silva, Rosa Martins, Simão Cruz, and Tiago Rodrigues. 2010. “Multiple Sclerosis: Social and Economic Implications”. Acta Médica Portuguesa 23 (4). Lisbon, Portugal:631-40. https://doi.org/10.20344/amp.693.