Received: 4 June 2018
Accepted: 16 September 2018
First Online: 21 September 2018
Ethics approval and consent to participate
: All data originated from retrospective clinical and diagnostic routine, without any experimental data. Therefore, the author’s institution (Aquario de Sao Paulo ethics committee) ruled that no formal ethics approval was required.
: Not applicable.
: The authors declare no competing interests.
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