Kristen, I learned a lot tonight about what we know--
and #WhatWeDontKnow -- about #H5N1 #BirdFlu transmission at this time...by listening to the podcast @DeathPanel_ 

Is it spreading from #HumanToHuman  yet? 
How will we know?  Are we prepared?   
👇
#WhatWeDontKnow #H5N1 #BirdFlu #HumanToHuman