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5 results
  1. 2019New_Mesh_Tree_Hierarchy.txt 
    https://www.nlm.nih.gov/.../download/2019New_Mesh_Tree_Hierarchy.txt
    ... Acid D02.455.326.271.665.202.123 beta Carotene D02.455.326.271.665.202.216 Lycopene ... 455.426.392.368.367.379.249.050 beta Carotene D02.455.426.392.368.367.379.249. ...
  2. pdf2017MeshTreesWithChangesShown.pdf 
    https://www.nlm.nih.gov/.../2017MeshTreesWithChangesShown.pdf
    ... Polyenes Alkadienes Butadienes Chloroprene Aurodox Carotenoids Abscisic Acid beta Carotene Norisoprenoids Retinoids Acitretin Etretinate Fenretinide Isotretinoin Retinaldehyde Vitamin ...
  3. pdf2016MeshTree.pdf 
    https://www.nlm.nih.gov/mesh/2016/download/2016MeshTree.pdf
    ... Acid D02.455.326.271.665.202.123...........................................beta Carotene D02.455.326.271.665.202.309...........................................Norisoprenoids ...
  4. pdfNLM Technical Bulletin, November-December 1997 
    https://www.nlm.nih.gov/...nical_bulletin_november_december_1997.pdf
    ... special fields (Form number 26.5 in any Beta Carotene QU 110 NLM schedule where applicable) As a ... QU 58.7 Rural Health Services WA 390 Safety Management General WA 250-288 In hospitals WX ...
  5. NLM Classification, 5th Edition, Additions and Changes, List 2. NLM Technical Bulletin. Nov-Dec 1997 
    https://www.nlm.nih.gov/pubs/techbull/nd97/nd97_class.html
    ... WB 925 Used for special purposes, by subject Beta Carotene QU 110 As a coloring agent WA 712 ... QU 58.7 Rural Health Services WA 390 Safety Management General WA 250-288 In hospitals WX ...