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  1. pdf2017MeshTreesWithChangesShown.pdf 
    https://www.nlm.nih.gov/.../2017MeshTreesWithChangesShown.pdf
    ... Research Report Social Validity, Research Systems Integration Systems Theory Health Occupations Acupuncture Allied Health Occupations Audiology Medical Laboratory Science Occupational Therapy Physical Therapy Specialty Speech-Language Pathology Technology, Dental ...
  2. 2019New_Mesh_Tree_Hierarchy.txt 
    https://www.nlm.nih.gov/.../download/2019New_Mesh_Tree_Hierarchy.txt
    ... 770.787 Systems Integration H01.770.808 Systems Theory H02 Health Occupations H02.004 Acupuncture H02.010 Allied Health Occupations H02.010.150 Audiology H02.010.450 Medical Laboratory Science H02.010.500 Occupational Therapy H02.010.625 Physical Therapy Specialty H02.010. ...