Pietravalle, Andrea
Scilipoti, Martina
Cavallin, Francesco
Lonardi, Magda
Tshikamb, Ivo Makonga
Robbiati, Claudia
Trevisanuto, Daniele
Putoto, Giovanni
Article History
Received: 19 October 2020
Accepted: 9 February 2021
First Online: 24 February 2021
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of the Angolan Ministry of Health (ref. number 032020), which waived the need for written informed consent given the retrospective nature of the study and the use of anonymized data from hospital records.
: NA (Not applicable).
: The authors declare no conflict of interest.