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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
2002 2
2003 2
2004 1
2005 4
2006 6
2007 7
2008 5
2009 8
2010 2
2011 7
2012 10
2013 13
2014 18
2015 19
2016 14
2017 8
2018 9
2019 9
2020 21
2021 28
2022 25
2023 21
2024 10

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224 results

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Page 1
Tiotropium in Early-Stage Chronic Obstructive Pulmonary Disease.
Zhou Y, Zhong NS, Li X, Chen S, Zheng J, Zhao D, Yao W, Zhi R, Wei L, He B, Zhang X, Yang C, Li Y, Li F, Du J, Gui J, Hu B, Bai C, Huang P, Chen G, Xu Y, Wang C, Liang B, Li Y, Hu G, Tan H, Ye X, Ma X, Chen Y, Hu X, Tian J, Zhu X, Shi Z, Du X, Li M, Liu S, Yu R, Zhao J, Ma Q, Xie C, Li X, Chen T, Lin Y, Zeng L, Ye C, Ye W, Luo X, Zeng L, Yu S, Guan WJ, Ran P. Zhou Y, et al. Among authors: zheng j. N Engl J Med. 2017 Sep 7;377(10):923-935. doi: 10.1056/NEJMoa1700228. N Engl J Med. 2017. PMID: 28877027 Free article. Clinical Trial.
Comorbidity and its impact on 1590 patients with COVID-19 in China: a nationwide analysis.
Guan WJ, Liang WH, Zhao Y, Liang HR, Chen ZS, Li YM, Liu XQ, Chen RC, Tang CL, Wang T, Ou CQ, Li L, Chen PY, Sang L, Wang W, Li JF, Li CC, Ou LM, Cheng B, Xiong S, Ni ZY, Xiang J, Hu Y, Liu L, Shan H, Lei CL, Peng YX, Wei L, Liu Y, Hu YH, Peng P, Wang JM, Liu JY, Chen Z, Li G, Zheng ZJ, Qiu SQ, Luo J, Ye CJ, Zhu SY, Cheng LL, Ye F, Li SY, Zheng JP, Zhang NF, Zhong NS, He JX; China Medical Treatment Expert Group for COVID-19. Guan WJ, et al. Eur Respir J. 2020 May 14;55(5):2000547. doi: 10.1183/13993003.00547-2020. Print 2020 May. Eur Respir J. 2020. PMID: 32217650 Free PMC article.
Effects of Lianhuaqingwen Capsules in adults with mild-to-moderate coronavirus disease 2019: an international, multicenter, double-blind, randomized controlled trial.
Zheng JP, Ling Y, Jiang LS, Mootsikapun P, Lu HZ, Chayakulkeeree M, Zhang LX, Arttawejkul P, Hu FY, Truong TNL, Perez RA, Gu X, Sun HM, Jiang JJ, Liu RJ, Ding Z, Zhan YQ, Yang ZF, Guan WJ, Zhong NS. Zheng JP, et al. Virol J. 2023 Nov 28;20(1):277. doi: 10.1186/s12985-023-02144-6. Virol J. 2023. PMID: 38017515 Free PMC article. Clinical Trial.
Personalized Variable vs Fixed-Dose Systemic Corticosteroid Therapy in Hospitalized Patients With Acute Exacerbations of COPD: A Prospective, Multicenter, Randomized, Open-Label Clinical Trial.
Li L, Zhao N, Ma X, Sun F, He B, Qin Z, Wu K, Wang X, Zhao Q, Zhang S, Nie N, Luo D, Sun B, Shen Y, He Y, Wen F, Zheng J, Jones P, Cao G. Li L, et al. Among authors: zheng j. Chest. 2021 Nov;160(5):1660-1669. doi: 10.1016/j.chest.2021.05.024. Epub 2021 May 21. Chest. 2021. PMID: 34023318 Clinical Trial.
224 results