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  2. Journal Citation Reports - Wikipedia

    en.wikipedia.org/wiki/Journal_Citation_Reports

    The impact factor (IF) or journal impact factor (JIF) of an academic journal is a scientometric index calculated by Clarivate that reflects the yearly mean number of citations of articles published in the last two years in a given journal, as indexed by Clarivate's Web of Science.

  3. Impact factor - Wikipedia

    en.wikipedia.org/wiki/Impact_factor

    The impact factor (IF) or journal impact factor (JIF) of an academic journal is a scientometric index calculated by Clarivate that reflects the yearly mean number of citations of articles published in the last two years in a given journal, as indexed by Clarivate's Web of Science.

  4. Primary lateral sclerosis - Wikipedia

    en.wikipedia.org/wiki/Primary_lateral_sclerosis

    Primary lateral sclerosis (PLS) usually presents with gradual-onset, progressive, lower-extremity stiffness and pain due to muscle spasticity. Onset is often asymmetrical. [ 2 ] Although the muscles do not appear to atrophy as in ALS (at least initially), the disabling aspect of PLS is muscle spasticity and cramping, and intense pain when those ...

  5. ALS - Wikipedia

    en.wikipedia.org/wiki/ALS

    Amyotrophic lateral sclerosis (ALS), also known as motor neurone disease (MND) or (in the United States) Lou Gehrig's disease (LGD), is a rare, terminal neurodegenerative disorder that results in the progressive loss of both upper and lower motor neurons that normally control voluntary muscle contraction. [3]

  6. Multiple Sclerosis Journal - Wikipedia

    en.wikipedia.org/wiki/Multiple_Sclerosis_Journal

    The Multiple Sclerosis Journal (formerly Multiple Sclerosis) is a monthly peer-reviewed medical journal covering the clinical neurology of multiple sclerosis. The editor-in-chief is Alan J Thompson (University College London). It was established in 1995 and is published by SAGE Publications. [1]

  7. Juvenile primary lateral sclerosis - Wikipedia

    en.wikipedia.org/wiki/Juvenile_Primary_Lateral...

    Juvenile primary lateral sclerosis has an autosomal recessive pattern of inheritance, meaning both copies of the gene in each cell are altered. Juvenile primary lateral sclerosis ( JPLS ) also known as primary lateral sclerosis, juvenile ( PLSJ ), is a very rare genetic disorder , with a small number of reported cases, characterized by ...

  8. Emerging Sources Citation Index - Wikipedia

    en.wikipedia.org/wiki/Emerging_Sources_Citation...

    While these journals still did not receive an impact factor until the next year, they did contribute citations to the calculation of other journals' impact factors. [ 4 ] [ 5 ] In July 2022, Clarivate announced that journals in the ESCI obtain an impact factor effective from JCR Year 2022 first released in June 2023.

  9. Sclerosis (medicine) - Wikipedia

    en.wikipedia.org/wiki/Sclerosis_(medicine)

    Primary lateral sclerosis, progressive muscle weakness in the voluntary muscles. Primary sclerosing cholangitis, a hardening of the bile duct by scarring and repeated inflammation. Systemic sclerosis (progressive systemic scleroderma), a rare, chronic disease which affects the skin, and in some cases also blood vessels and internal organs.