Hartwig, Fernando Pires
Bowden, Jack
Loret de Mola, Christian
Tovo-Rodrigues, Luciana
Davey Smith, George
Horta, Bernardo Lessa
Article History
Received: 5 May 2016
Accepted: 8 August 2016
First Online: 7 September 2016
Competing interests
: The authors declare no competing financial interests.