<qa>  What is the platelet count of 50 acceptable for study entry?- Platelet count 75x109L. In patients with significant bone marrow plasmacytosis 30 a platelet count of 50 is acceptable for study entry. Platelet support is permitted within 14 days although platelet transfusions to help participants meet eligibility criteria are not allowed within 72 hours 3 days prior to the blood sample to confirm protocol eligibility. 