{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Age perceptions and physical activity among middle-aged men in three occupational groups [An article from: Social Science & Medicine]","author_name":"M. Wandel, G. Roos","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0RR/bigB000RR8RW4.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000RR8RW4.html\">Age perceptions and physical activity among middle-aged men in three occupational groups [An article from: Social Science &amp; Medicine]</a>","width":400,"height":300}