{"version":"1.0","type":"link","title":"Retrograde cricopharyngeal dysfunction: Two case reports and a literature review.","author_name":"Dealino MAS 외","author_url":"https://prs-insight.online/author/Dealino%20MAS","provider_name":"PRSinsight","provider_url":"https://prs-insight.online","thumbnail_url":"https://prs-insight.online/og/paper/51310","thumbnail_width":1200,"thumbnail_height":630}