Hygienic behaviors of honey bees in response to brood experimentally pin-killed or infected with Ascosphaera apisMaría Alejandra Palacio, Edgardo Rodriguez, Lionel Goncalves, Enrique Bedascarrasbure and Marla SpivakApidologie, 41 6 (2010) 602-612DOI: https://doi.org/10.1051/apido/2010022