{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Preventive medicine in the United States, 1900-1975: Trends and interpretations","author_name":"George Rosen","thumbnail_url":"https://www.ebooknetworking.net/books/088/202/big0882021036.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0882021036.html\">Preventive medicine in the United States, 1900-1975: Trends and interpretations</a>","width":400,"height":300}