@article{{MRA}{}, author = {Seki, M.}, title = { COVID-19 related secondary bacterial pneumonia ~Comparisons with influenza～}, journal = {Medical Research Archives}, volume = {10}, number = {1}, year = {2022}, doi = {10.18103/mra.v10i1.2678}, url = {https://esmed.org/MRA/mra/article/view/2678} }