TY - RPRT TI - Pneumococcal serum opsonizing activity in splenectomized children. AU - J A Winkelstein AU - G H Lambert AU - A Swift PY - 1975 DO - 10.1016/s0022-3476(75)80652-4 UR - https://pubmed.ncbi.nlm.nih.gov/240922/ ID - 240922 ER -