title: Human papilloma virus (HPV) in lung cancer: unanswered questions.
authors: Melpomeni P
authors: MP
authors: Kountouri
authors: Ioannis N
authors: IN
authors: Mammas
authors: Demetrios A
authors: DA
authors: Spandidos
mesh_terms: D052685:Alphapapillomavirus / Q000502:physiology*; D006801:Humans; D015994:Incidence; D008175:Lung Neoplasms / Q000453:epidemiology* / Q000821:virology*; D030361:Papillomavirus Infections / Q000150:complications*