E/CN.4/Sub.2/1998/1 12 Review of further developments in fields with which the Sub-Commission has been or may be concerned. E/CN.4/Sub.2/1998/1 12c Review of issues not previously the subject of studies but which the Sub-Commission had decided to examine. E/CN.4/Sub.2/1998/1 12ci Implications of humanitarian activities for the enjoyment of human rights.