title: How far have we come with ultrasound miniprobes?
authors.forename: A
authors.initials: A
authors.lastname: Chak
mesh_terms: D002404:Catheterization; D019160:Endosonography; D004938:Esophageal Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology*; D006801:Humans