Results 101 to 110 of about 81,680 (150)

[Distribution of non-bacterial pathogens in 1 788 children with community-acquired pneumonia]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi, 2023
Wang S   +5 more
europepmc   +1 more source

[Epidemiological characteristics of respiratory syncytial virus infection in children in Hebei Province]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Wang X   +7 more
europepmc   +1 more source

[Association between airborne particulate matter(PM 2.5) concentration and the incidence of allergic rhinitis in Shanghai]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi, 2023
Sun N   +12 more
europepmc   +1 more source

[Clinical analysis of common inhalant allergens in 226 children with epistaxis]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Pan X, Lin X, Liu Y.
europepmc   +1 more source

[Correlation analysis of vitamin D level and anti-Müllerian hormone in infertile female and the role in predicting pregnancy outcome]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban, 2023
Sun XY   +6 more
europepmc   +1 more source

Influence of climatic factors on single-center peritoneal dialysis-associated peritonitis. [PDF]

open access: yesZhong Nan Da Xue Xue Bao Yi Xue Ban, 2022
Hu J, Yi B, Zhang H.
europepmc   +1 more source

冬季不同生境下菹草的水质净化效果研究

open access: yes, 2012
在室外通过人工构建静态模拟生态系统,研究冬季不同底质、水深、水质条件下,菹草对水体营养盐的吸收净化效果。结果表明,在不同水深或水质污染程度的相应组实验中,添加土壤改良剂的各组实验的TN、TP、NO3--N、高锰酸盐指数去除率均高于相应的未添加组,而NH4+-N去除情况相反;添加土壤改良剂有助于菹草对水体营养盐的综合去除,菹草在水深较深且营养盐负荷较高的水体中对营养盐的去除效果更好;水深35cm比水深25cm更适宜菹草的生长;菹草在实验设计的水质条件下能正常生长和对水质进行高效净化 ...
刘碧波   +4 more
core  

[An investigation study on the technology and training level of ski patrol]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Bai P   +7 more
europepmc   +1 more source

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