{"version":"1.0","type":"link","title":"Botulinum toxin injection for chronic anal fissure: a prospective controlled study with long follow-up.","author_name":"Ascanelli S 외","author_url":"https://prs-insight.online/author/Ascanelli%20S","provider_name":"PRSinsight","provider_url":"https://prs-insight.online","thumbnail_url":"https://prs-insight.online/og/paper/53348","thumbnail_width":1200,"thumbnail_height":630}