Articles
This section of the Journal's web site is intended to present the latest articles only. To search all published manuscripts since 1922, please use the search tool at the bottom of the home page (magnifier icon). Readers can also retrieve manuscripts published since 1997 in SciELO or PubMed.
26 Feb 2021
26 Feb 2021
26 Feb 2021
26 Feb 2021
26 Feb 2021
26 Feb 2021
22 Feb 2021
22 Feb 2021
21 Feb 2021
21 Feb 2021
21 Feb 2021
21 Feb 2021
5 Feb 2021
22 Jan 2021
22 Jan 2021
15 Jan 2021
15 Jan 2021
8 Jan 2021
31 Dec 2020