0871-9721 0871-9721 S0871-97212021000100049 10.32932/rpia.2021.03.053 Portugal 00 03 2021 00 03 2021 29 1 49 53

2017 27 3‑9 2019 7 2348‑58 2009 123 426‑33 2018 26 11‑9 2017 17 8 2016 25 55‑62 2020 8 15-23.e1 2019 11 2018 208 316‑21 2018 29 841‑9