Ana Verdelho, Sofia Madureira, Manuel Correia, José Manuel Ferro, Mário Rodrigues, Manuel Gonçalves-Pereira, Mafalda Gonçalves, Ana Catarina Santos, Pedro Vilela, Helena Bárrios, Mariana Borges, Helena Santa-Clara
Trials. 2019; 20: 114. Published online 2019 Feb 11. doi: 10.1186/s13063-019-3174-1