Article History
First Online: 19 May 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The ethical committee of the hospital where data was collected (Central Lisbon University Hospital Centre Process no. 68-CHLC) approved the study.
: Informed consent was obtained from all individual participants included in the study.
: This paper does not contain any studies with animals performed by any of the authors.