YANG Huan, ZHANG Huanhuan, SHI Yubin, ZHUANG Wenfang, PENG Yongde. Effect of metformin on plasma lactic acid and C reactive protein of T2DM patients complicated with pneumonia[J]. Journal of Clinical Medicine in Practice, 2018, (13): 31-34. DOI: 10.7619/jcmp.201813009