{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"21st Century Ankylosing Spondylitis (AS) Sourcebook: Clinical Data for Patients, Families, and Physicians - Seronegative Spondyloarthropathy, Arthritis, Back Pain, Sacroiliitis, Related Conditions","author_name":"National  Institutes of Health","thumbnail_url":"https://www.ebooknetworking.net/books/B00/59I/bigB0059I94P0.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0059I94P0.html\">21st Century Ankylosing Spondylitis (AS) Sourcebook: Clinical Data for Patients, Families, and Physicians - Seronegative Spondyloarthropathy, Arthritis, Back Pain, Sacroiliitis, Related Conditions</a>","width":400,"height":300}