• Oblique lateral interbody fusion (OLIF) compared with unilateral biportal endoscopic lumbar interbody fusion (ULIF) for degenerative lumbar spondylolisthesis: a 2-year follow-up study

• Observer-Based PID Security Control for Discrete-Time T-S Fuzzy Systems under Distributed Dynamic Event-Triggered Mechanism

• Observation of the clinical effectiveness of evidence-based nursing for patients with a vertebral osteoporotic fracture

• Obesity blunts amelioration of cardiac hypertrophy and fibrosis by human mesenchymal stem/stromal cell-derived extracellular vesicles

• Observation of Conjunctiva-Associated Lymphoid Tissue With In Vivo Confocal Microscopy in Healthy Patients and Patients With Meibomian Gland Dysfunction

• Observation and analysis of the terrace-like structured transfer film of SiO2/PTFE composites

• Observation on the Effect of Solution-Focused Approach Combined with Family Involvement in WeChat Platform Management on Inpatients with Intracerebral Hemorrhage

• Observation of Therapeutic Effect of Hirudoid Ointment on Infantile Phlebitis Caused by Intravenous Indwelling Needle

• Observations of the Convection Effects on Particles and Heat Transport in Liquid Metals Under Plasma Bombardment and Infrared Heat Radiation

• Observer-based fault tolerant control for a class of nonlinear multi-agent systems with sensor faults

• Observation of the clinical efficacy of isotope phosphorus-32 dressing combined with diprospan and mucopolysaccharide polysulphate cream in the treatment of keloids

• Observations of wind and turbulence structures of Super Typhoons Hato and Mangkhut over land from a 356 m high meteorological tower

• Object-Level Scene Context Prediction

• Observation of Brillouin scattering in a high-index doped silica chip waveguide

• Observation of polarity-switchable photoconductivity in III-nitride/MoSx core-shell nanowires