TY - RPRT TI - Complement haemolytic activity (classical and alternative pathways), C3, C4 and factor B titres in healthy children. AU - V P Ferriani AU - J E Barbosa AU - I F de Carvalho PY - 1999 DO - 10.1080/08035259950168081 UR - https://pubmed.ncbi.nlm.nih.gov/10565449/ ID - 10565449 ER -