Results 131 to 140 of about 1,691,187 (314)

Airway Foreign Body [PDF]

open access: yesEar, Nose & Throat Journal, 2004
D J, Verret   +2 more
openaire   +2 more sources

A Survey on the Esophagus Foreign Bodies among patients in Fatemy Hospital, Ardabil, 1998-2001 [PDF]

open access: yes
Background & Objective: Swallowing foreign bodies and their impaction in esophagus is common among children and proper diagnosis and treatment of this problem will decrease its complications. The objective of this study was to evaluate esophageal foreign
مهدوی, عبدالله   +2 more
core  

A High‐Performance and Fully Recyclable Supramolecular Nanofibrous Membrane for Multifunctional Air Filtration

open access: yesAdvanced Science, EarlyView.
A green, thermoreversible self‐assembly strategy yields a multifunctional and recyclable supramolecular nanofibrous membrane. Graphene oxide (GO) nanosheet acts as a heterogeneous nucleation‐templating agent, simultaneously modulating the supramolecular crystal packing while tailoring the nanofibrous architecture for elite performance.
Wenjing Sun   +6 more
wiley   +1 more source

Foreign Market Conditions and Export Performance: Evidence from Italian Firm-Level Data [PDF]

open access: yes
A large body of literature in International Economics has analysed the impact of increased import competition on domestic firms. The link between firm-level exports and changes in the competitive environment on foreign markets is less well understood ...
Alessandra Tucci, Holger Breinlich
core  

Fabrication of High‐Density Multimodal Neural Probes Based on Heterogeneously Integrated CMOS

open access: yesAdvanced Science, EarlyView.
A chiplet‐based methodology democratizes active neural probe development on standard bulk CMOS services. This yields the first probe combining high‐density electrophysiology (416 electrodes) with calcium imaging (832 photodiodes) and complete on‐chip signal processing across 13 shanks.
Ju Hee Mun   +10 more
wiley   +1 more source

Ujuzi (Practical Pearl/Perle Pratique)

open access: yesAfrican Journal of Emergency Medicine, 2015
S.R. Nkansah   +6 more
doaj   +1 more source

Smart Nanotechnologies for Multimodal Neuromodulation and Brain Interfacing

open access: yesAdvanced Science, EarlyView.
Recent advances in smart nanotechnologies are expanding the toolbox for brain interfacing, from wireless neuromodulation and high‐resolution sensing to targeted delivery within the central nervous system. By combining responsive nanomaterials with bioinspired design, these platforms enable multimodal interactions with neurons and glia, while also ...
Tommaso Curiale   +6 more
wiley   +1 more source

Ultrasound Activated Piezoelectric Dural Patches to Drive Endogenous Neural Stem Cell–Mediated Repair Traumatic Brain Injury

open access: yesAdvanced Science, EarlyView.
This study presents a wireless, non‐invasive strategy for neural repair by developing a biodegradable piezoelectric dural patch that, under transcranial ultrasound, generates localized electrical fields to drive endogenous neural stem cells toward neuronal differentiation and functional integration.
Pengbo Zhou   +7 more
wiley   +1 more source

Corneal chalcosis secondary to a brass bullet casing fragment

open access: yesAmerican Journal of Ophthalmology Case Reports, 2022
Ali Salman   +3 more
doaj   +1 more source

Engineering Microbial Particles for Next‐Generation Biomedical Platforms

open access: yesAdvanced Science, EarlyView.
Microbe‐derived particles (MDPs), which include extracellular vesicles, outer membrane vesicles, inclusion bodies, polysaccharide particles, and virus‐like particles, represent a rapidly expanding category of bioinspired nanomaterials. With their natural origin, intrinsic biocompatibility, and highly programmable functionality, MDPs serve as a ...
Yuting Li   +7 more
wiley   +1 more source

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