@misc{indiciaef6c75fa5f999, title = {Quantitative and antigenic differences in complement component C4 between American blacks and whites.}, author = {J M Moulds and N B Warner and F C Arnett}, year = {1991}, doi = {10.1159/000463197}, url = {https://pubmed.ncbi.nlm.nih.gov/1802546/}, note = {Source identifier: 1802546} }