Fig. 4From: Collection of peripheral blood mononucleated cells for chronic graft-versus-host disease immunology research: safety and effectiveness of leukapheresis in 132 patientsApheresis Product Lymphocyte Yield versus Patient pre-apheresis ALC counts. Yield can be estimated by the following equation: Product Lymph Yield (10^9) = 0.0734 + 2.1686*PreALCBack to article page