Fall Seminar Sponsors VERSITI BLOOD CENTER OF WISCONSIN Impact Life American Red Cross Roche Haemonetics GPI USA Mak-System Fall Seminar Vendors Bio-Rad Biolog-id Haemonetics Quidel Ortho Werfen WSLH Proficiency Testing ImpactLife Grifols Versiti American Red Cross mak-system AABB State & Regional Organizations Association for the Advancement of Blood & Biotherapies California Blood Bank Society Illinois Association of Blood Banks Michigan Association of Blood Banks Minnesota Association of Blood Banks