title: Counterpoint: are >50 supervised procedures required to develop competency in performing endobronchial ultrasound-guided transbronchial needle aspiration for lung cancer staging? No.
authors.affiliation: Pulmonary and Critical Care Unit, Massachusetts General Hospital, and Harvard Medical School, Boston, MA.
authors.forename: C Matthew
authors.initials: CM
authors.lastname: Kinsey
authors.affiliation: Pulmonary and Critical Care Unit, Massachusetts General Hospital, and Harvard Medical School, Boston, MA. Electronic address: cchannick@partners.org.
authors.forename: Colleen L
authors.initials: CL
authors.lastname: Channick
mesh_terms: D044963:Biopsy, Fine-Needle / Q000379:methods*; D001980:Bronchi / Q000000981:diagnostic imaging*; D019160:Endosonography / Q000379:methods*; D006801:Humans; D008479:Mediastinal Neoplasms / Q000473:pathology*; D011361:Professional Competence / Q000592:standards*