title: Benefit of a second opinion: intrapulmonary metastases or multiple primary tumors?
authors.affiliation: Department of Pulmonary Diseases, VU University Medical Center, Amsterdam, The Netherlands.
authors.forename: Marleen J
authors.initials: MJ
authors.lastname: ter Avest
authors.forename: Romane M
authors.initials: RM
authors.lastname: Schook
authors.forename: Pieter E
authors.initials: PE
authors.lastname: Postmus
authors.forename: Katrien
authors.initials: K
authors.lastname: Grünberg
authors.forename: Bauke
authors.initials: B
authors.lastname: Ylstra
authors.forename: Marinus A
authors.initials: MA
authors.lastname: Paul
mesh_terms: D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis*; D003937:Diagnosis, Differential; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis*; D008207:Lymphatic Metastasis; D008297:Male; D016609:Neoplasms, Second Primary / Q000175:diagnosis*; D011379:Prognosis; D012017:Referral and Consultation; D014057:Tomography, X-Ray Computed