References

1. Costa S et al. RHD alleles and D antigen density among serologically D- C+ Brazilian blood donors. Transfus Med, 2014. [Citation] [RHeference]
2. Costa SSM et al. Management of Blood Transfusion in a Patient Carrying Anti-Rh18 Associated with the RHD*Weak D 4.2.2/RHCE*ceAR Haplotype Blood Disorders & Transfusion, 2015. — Article — [RHeference]