TY - RPRT TI - [Complement system in the middle ear effusion--low C1 activity and the activation of complement components through the alternative pathway]. AU - T Hanajima AU - T Takasaka PY - 1987 DO - 10.3950/jibiinkoka.90.211 UR - https://pubmed.ncbi.nlm.nih.gov/3598765/ ID - 3598765 ER -