{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Studies in spermatogenesis with especial reference to the \"Accessory chromosome\"","author_name":"N. M. Stevens","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00Y346HHE.html\">Studies in spermatogenesis with especial reference to the &quot;Accessory chromosome&quot;</a>","width":400,"height":300}