It is the one-third of patients who do not respond to immune suppression or need to be suppressed for a long time that can be a challenge.
Into enokuba ngumceli-mngeni zizigulana ezisisinye kwisithathu ezingaphenduliyo kuthintelo lokusebenza kwamajoni omzimba okanye ezo zifuna ukuba olu thintelo lwenziwe ixesha elide.