Reader Comments (3)

Post a new comment on this article

  • 0 Responses
    06 May 2011
    21:50 GMT
    Most Recent
    Publisher's Note: Error in reference list Posted by plosmedicine on 06 May 2011 at 21:50 GMT
  • 0 Responses
    05 May 2011
    09:43 GMT
    Most Recent
    Diazepam PR Posted by mlwong on 05 May 2011 at 09:43 GMT
  • 0 Responses
    05 May 2011
    09:39 GMT
    Most Recent
    Posted by mlwong on 05 May 2011 at 09:39 GMT