Marx and Alex Lesem of San Diego: father and son in the health field.
Schwartz
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D001452:Balneology / Q000266:history*; D006294:Health Resorts / Q000266:history*; D049711:History, Modern 1601-; D006875:Hydrotherapy / Q000266:history*; D011634:Public Health / Q000266:history*; D014481:United States