I’ve been bitching about this for several months now.
WHO now recommends 42 Day Quarantine
http://www.freerepublic.com/focus/f-news/3216181/posts
21 Days Not A Long Enough Quarantine For Ebola, New Study Suggests
http://www.forbes.com/sites/jonfortenbury/2014/10/15/21-days-not-a-long-enough-quarantine-for-ebola-according-to-new-study/