{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Design and Analysis of Cluster Randomization Trials in Health Research","author_name":"Allan Donner, Neil Klar","thumbnail_url":"https://www.ebooknetworking.net/books/047/071/big0470711000.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0470711000.html\">Design and Analysis of Cluster Randomization Trials in Health Research</a>","width":400,"height":300}