Very encouraging News - not sure if this has already been mentioned on BTA thread
http://www.gsk-clinicalstudyregister.com/protocol_detail.jsp;jsessionid=77272DB1B85092E862A100B0FF5420CE?protocolId=113678&studyId=29102&compound=Influenza+B+Virus&type=Medical+Condition&letterrange=G-K