TY  - RPRT
TI  - Normal complement C4 values do not exclude hereditary angioedema.
AU  - Y Karim
AU  - H Griffiths
AU  - S Deacock
PY  - 2004
DO  - 10.1136/jcp.2003.12021
UR  - https://pubmed.ncbi.nlm.nih.gov/14747456/
ID  - 14747456
ER  -