Mostrando 381 - 400 Resultados de 490,605 Para Buscar '"lead"', tiempo de consulta: 0.95s Limitar resultados
  1. 381
    “…The objective of this study was to verify a change in the longitudinal trend of blood lead levels for the Korean population, before and after the regulation of leaded gasoline— which occurred between 1987 and 1993 in Korea. …”
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  2. 382
    “…As a critical component of DBS, the fixation performance of lead anchoring devices has been widely studied. Possible reasons for lead shift were analyzed in the current study and we further provided effective solutions to reduce potential manual errors. …”
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  3. 383
  4. 384
    “…This study evaluated the outcomes of transvenous lead extraction (TLE) in patients with cardiac perforation caused by a transvenous lead. …”
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  5. 385
  6. 386
    “…BACKGROUND: The major portion of lead in the body resides in skeletal system. The bone turnover affects the release of lead into the circulation from bones. …”
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  7. 387
  8. 388
    “…Lead fracture is one of the mechanical complications of implanted cardiac devices. …”
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  9. 389
    “…We present a rare case of large thrombi forming on the leads of an implantable cardioverter defibrillator leading to lead fracture and device malfunction. …”
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  10. 390
    “…BACKGROUND: Lead laser extraction is a well-established method for removing unwanted leads with low morbidity and mortality. …”
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  11. 391
    por Duan, Yifei, Shi, Hua, Jiang, Yongmei
    Publicado 2021
    “…In order to understand current blood lead levels (BLLs), we investigated the BLLs of children in Sichuan Province from 2011 to 2020. …”
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  12. 392
    por Rada, S., Unguresan, M., Zhang, Jing
    Publicado 2022
    “…In this work we investigated the electrochemical performances and mechanical behavior of the manganese dioxide–lead dioxide–lead vitreous system. The structural and electrochemical properties of vitroceramics were investigated by the analysis of X-ray diffraction (XRD) spectra, X-ray absorption spectroscopy (XAS), and measurements of cyclic voltammetry and linear sweep voltammetry. …”
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  13. 393
  14. 394
    “…Among them, 40 suffered from lead poisoning (Blood Lead Level ≥50 μg/L). Being a boy aged between 11 and 14 years old, and participating in lead exposure at-risk activities were significantly associated with higher mean blood lead level. …”
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  15. 395
  16. 396
    por Meier, Gerald M.
    Publicado 1976
    Libro
  17. 397
    Libro
  18. 398
    por Leithwood, Kenneth A.
    Publicado 2008
    Tabla de Contenidos: “…organizational commitment and engagement -- From feeling to acting: teacher motivation and educational reform -- Leading with teacher emotions in mind: setting directions and developing people -- Leading with teacher emotions in mind: redesigning the organization and managing the instructional program -- Conclusion: leader emotions.…”
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  19. 399
    por Meier, Gerald M.
    Publicado 1970
    Libro
  20. 400
    Publicado 1997
    Libro
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