Madaíl, Carla Alexandra
Vaz, Maria de Fátima
Amaral, Pedro Miguel
Consciência, José Guimarães
Silva, Alcindo Lucas
Article History
Received: 14 February 2018
Accepted: 26 July 2018
First Online: 27 August 2018
Competing Interests
: The authors C.A. Madail and A.L.Silva are ZimmerBiomet consultants, although no funds were obtained for the study purpose. The remaining authors declare that they have no competing interests.