RT Journal Article SR Electronic T1 Plateletapheresis: An invaluable blood resource JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 381 OP 383 VO 54 IS 5 A1 Warkentin, Phyllis I. YR 1987 UL http://www.ccjm.org/content/54/5/381.abstract AB