title: Rebuttal from drs Wahidi and Ernst.
authors.affiliation: Division of Pulmonary and Critical Care Medicine and Department of Medicine, Duke University Medical Center, Durham, NC. Electronic address: momen.wahidi@duke.edu.
authors.forename: Momen M
authors.initials: MM
authors.lastname: Wahidi
authors.affiliation: Reliant Medical Group. Worcester, MA.
authors.forename: Armin
authors.initials: A
authors.lastname: Ernst
mesh_terms: D019160:Endosonography / Q000379:methods*; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008297:Male; D009367:Neoplasm Staging / Q000379:methods*