Table 1.
Groups of organizing concepts and associated database search termsa.
Table 2.
Inclusion and exclusion criteria.
Fig 1.
Flow chart illustrating the screening and selection of articles [13].
Fig 2.
Three-level global scheme emerging from the analysis of the 58 included articles.
Table 3.
Description of characteristics of included publications.
Table 4.
Arguments for and against the three main ethical positions on CO in EAS.