Results 111 to 120 of about 514 (149)

[Clinical characteristics of nasal respiratory epithelial adenomatoid hamartoma]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi, 2023
Zhang R, Xia J, Zhang S, Tian H, Ma Y.
europepmc   +1 more source

[Common carotid artery rupture after operation of primary thyroid squamous cell carcinoma: a case report]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi, 2021
Hu C, Zhang X, Jie D, Zhang C, Bai Z.
europepmc   +1 more source

黄土丘陵沟壑区植被对不同空间尺度水沙关系的影响

open access: yes
根据晋西离石试验站的观测结果和相关文献的数据,研究了黄土丘陵沟壑区植被对坡面小区、全坡面、小流域及中大流域4个空间尺度水沙关系的影响。对梁峁坡坡面小区言,由于植被提高了土壤抗蚀性,因此植被不仅通过减水来减沙,也通过改变水沙关系来减沙。但在全坡面尺度,土壤侵蚀以沟蚀为主,由于植被措施难以改变沟道的各种水利参数,也难以有效控制切沟沟壁的重力侵蚀,导致水流进入沟道后仍然可以获取充足的泥沙,因此认为植被不会改变全坡面尺度的水沙关系。同样对于各级流域 ...
蔡强国, 郑明国, 陈浩
core  

[Angioimmunoblastic T-cell lymphoma with fever, arthritis and skin pigmentation: A case report]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban, 2020
Cheng G   +4 more
europepmc   +1 more source

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