RT Journal Article SR Electronic T1 Erythrocytosis due to presumed polycythemia vera JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 648 OP 653 DO 10.3949/ccjm.83a.15154 VO 83 IS 9 A1 Rushad Patell A1 Karl Theil A1 Alan Lichtin YR 2016 UL http://www.ccjm.org/content/83/9/648.abstract AB