%0 Journal Article %T Guidance on the establishment, implementation and performance for proficiency testing programs for thrombosis and hemostasis %A Marlar, Richard A. %A Meijer, Piet %A Jennings, Ian %A Olson, John %J Annals of Blood %D 2020 %B 2020 %9 %! Guidance on the establishment, implementation and performance for proficiency testing programs for thrombosis and hemostasis %K %X %U https://aob.amegroups.org/article/view/5464 %V 5 %P %@ 2521-361X