{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Practical Guide to Cluster Randomised Trials in Health Services Research","author_name":"Sandra Eldridge, Sally Kerry","thumbnail_url":"https://www.ebooknetworking.net/books/047/051/big0470510471.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0470510471.html\">A Practical Guide to Cluster Randomised Trials in Health Services Research</a>","width":400,"height":300}