Mayo Clinic: uitgebreide info
Mayo clinic offers award-winning medical and health information and tools for healthy living.
http://www.mayoclinic.com/health/bird-flu/ds00566/dsection=1
Tekorten vogelgriepremmer
Tekorten vogelgriepremmer
http://www.zibb.nl/gezondheidszorg/nursing/nieuwsbericht/asp/artnr/964600/versie/1/index.html