{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Methods and issues in conducting a community-based environmental randomized trial [An article from: Environmental Research]","author_name":"L.J. Swartz, K.A. Callahan, A.M. Butz, C.S. Rand","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0RR/bigB000RR08WQ.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000RR08WQ.html\">Methods and issues in conducting a community-based environmental randomized trial [An article from: Environmental Research]</a>","width":400,"height":300}