@misc{indiciae2bffdaa38c15, title = {Pneumococcus resistant to erythromycin and lincomycin.}, author = {B Weisblum}, year = {1967}, doi = {10.1016/s0140-6736(67)92803-6}, url = {https://pubmed.ncbi.nlm.nih.gov/4164310/}, note = {Source identifier: 4164310} }