TY - RPRT TI - Congenital C2 (type I) deficiency associated with common variable immunodeficiency. AU - M E Soto AU - F Cordera AU - P A Reyes PY - 2000 DO - 10.7326/0003-4819-132-7-200004040-00030 UR - https://pubmed.ncbi.nlm.nih.gov/10744610/ ID - 10744610 ER -