https://healthtree.org/polycythemia-vera/community/directory/ks/university-of-kansas-cancer-center-kansas-city-ks/abdulraheem-yacoub
https://healthtree.org/polycythemia-vera/community/directory/fl/moffitt-cancer-center-tampa-fl/andrew-kuykendall
https://healthtree.org/polycythemia-vera/community/directory/mn/mayo-clinic-rochester-rochester-mn/ayalew-tefferi
https://healthtree.org/polycythemia-vera/community/directory/il/robertlurie-northwestern/brady-stein
https://healthtree.org/polycythemia-vera/community/directory/md/john-hopkins-university-school-of-medicine-baltimore-md/jerry-l-spivak
https://healthtree.org/polycythemia-vera/community/directory/ny/mount-sinai-health-system-new-york-ny/john-mascarenhas
https://healthtree.org/polycythemia-vera/community/directory/nc/Atrium Health Levine Cancer Institute/ruben-anthony-mesa