Two-channel optical bistability and multistability in a degenerate four-level atomic medium under a static magnetic field. [PDF]
Sci RepHien NTT +12 more
europepmc +1 more source
A systems level approach to integrated care: four key functions
International Journal of Integrated Care, 2013 Petra Bywood +2 more
doaj +3 more sources
Interaction of a four-level atom with a quantized field in the presence of a nonlinear Kerr medium. [PDF]
Sci RepAlmalki S +3 more
europepmc +1 more source
Enhancing occupational therapy education: Evaluating the impact of a STEAM-based assistive technology curriculum using Kirkpatrick's four-level model. [PDF]
Br J Occup TherHung CH, Chen MH, Fan SC.
europepmc +1 more source
Stand-alone polyetheretherketone cages for anterior cervical discectomy and fusion for successive four-level degenerative disc disease without plate fixation. [PDF]
J Craniovertebr Junction Spine, 2020 Ashour AM +4 more
europepmc +1 more source
Comparison of Reliability and Validity of the Chinese Four-Level and Three-District Triage Standard and the Australasian Triage Scale. [PDF]
Emerg Med Int, 2019 Zhu A, Zhang J, Zhang H, Liu X.
europepmc +1 more source
Clinical Outcomes After Four-Level Anterior Cervical Discectomy and Fusion. [PDF]
Global Spine J, 2018 Kreitz TM +6 more
europepmc +1 more source
Modified expansive laminoplasty and fusion compared with anterior cervical surgeries in treating four-level cervical spondylotic myelopathy. [PDF]
J Int Med Res, 2019 Zhou C, Liu C, Panchal RR, Ma X, Chen X.
europepmc +1 more source
Association between Four-Level Categorisation of Indoor Exposure and Perceived Indoor Air Quality. [PDF]
Int J Environ Res Public Health, 2018 Tähtinen K +4 more
europepmc +1 more source
FOUR-LEVEL EN BLOC VERTEBRECTOMY: A NOVEL TECHNIQUE AND LITERATURE REVIEW. [PDF]
Acta Ortop Bras, 2018 Narazaki DK +5 more
europepmc +1 more source