利用pubmed的主题检索，检索2015-2019年关于口腔溃疡(Oral ulcer)的预防和控制方面的文献，信息正确的有（ ）？
A. Management of prematurely erupted teeth in newborns.
B. Persistent untreated Riga-Fede disease for 6 years.
C. Reliability and efficacy of palifermin in prevention and management of oral mucositis in patients with acute lymphoblastic leukemia: a randomized, double-blind controlled clinical trial.
D. [Systemic Adamantiades-Behçet's Disease: Adverse Effects of an Otherwise Successful Therapy With interferon-α-2a]
查看答案
利用科学引文索引SCIE检索题名中含有厌氧细菌（Anaerobic bacteria）的文献，被引次数最高的前三篇文献是（）
A. Ecology and physiology of anaerobic ammonium oxidizing bacteria
B. Closthioamide: An Unprecedented Polythioamide Antibiotic from the Strictly Anaerobic Bacterium Clostridium cellulolyticum
C. Whole genome sequencing and function prediction of 133 gut anaerobes isolated from chicken caecum in pure cultures
D. Physiological characterization of anaerobic ammonium oxidizing bacterium "CandidatusJettenia caeni'
利用OVID LWW多字段检索，检索期刊《Stroke》中标题含有罗格列酮（rosiglitazone）的文献（）。
Abstract WP312: Rosiglitazone Ameliorates Tissue Plasminogen Activator-Induced Hemorrhagic Transformation After Stroke via Promoting Phagocytic Activity of Microglia.
B. Rosiglitazone Promotes White Matter Integrity and Long-Term Functional Recovery After Focal Cerebral Ischemia.
C. N2 Neutrophils, Novel Players in Brain Inflammation After Stroke: Modulation by the PPAR[gamma] Agonist Rosiglitazone.
D. Abstract WP165: Prevention of JNK Phosphorylation and Activation of Dual Specificity Phosphatase as a Mechanism for Rosiglitazone in Neuroprotection after Transient Cerebral Ischemia.
爱思唯尔Science Direct数据库高级检索方式，检索期刊《Science Bulletin》上2019年发表的文献类型为Editorials的文献有哪些？（www.sciencedirect.com）
A. Two-dimensional materials: new opportunities for electronics, photonics and optoelectronics
B. 26 mA cm−2JSC achieved in the integrated solar cells
C. Tackling on environmental changes in Tibetan Plateau with focus on water, ecosystem and adaptation
D. Electromagnetic metasurfaces: from concept to applications
______after meals is beneficial to people’s health.
A. Walk
B. Walked
C. Having walked
D. Walking
微信支付 
支付宝支付