TY - GEN AU - Frieden,E H AU - Frazier,C N TI - Studies on Penicillin in Blood: I. The Effects of Serum and Serum Filtrates upon the Growth of Staphylococcus aureus SN - 0021-9193 PY - 2006///0525 N1 - Publication Type: Journal Article UR - https://doi.org/10.1128/JB.50.3.279-289.1945 ER -