{"product_id":"an-astonishing-circle-the-discovery-and-denial-of-the-circulatory-system","title":"An astonishing circle: the discovery and denial of the circulatory system","description":"\"In 1628, a controversial medical pamphlet challenged previous medical beliefs by claiming that blood moved in a circle through the body. Discover the people who changed our understanding of the circulatory system\"-- Provided by publisher.","brand":"Zest","offers":[{"title":"Paperback","offer_id":45619680706736,"sku":null,"price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0659\/9812\/7280\/files\/14639103488869.jpg?v=1790696432","url":"https:\/\/www.bythehearthbooks.com\/products\/an-astonishing-circle-the-discovery-and-denial-of-the-circulatory-system","provider":"By the Hearth Bookshop","version":"1.0","type":"link"}