Difference you say ?
In a case of real mental illness patient is the one who is ill and those who are helping are not.
In a case of "demon possession", those who are "possessed" and those who are helping are all mentally ill
In a case of real mental illness patient is the one who is ill and those who are helping are not.
In a case of "demon possession", those who are "possessed" and those who are helping are all mentally ill