title: Improper use of tumour markers as cancer screening tests among Greek physicians.
authors.forename: George
authors.initials: G
authors.lastname: Ntaios
authors.forename: Apostolos
authors.initials: A
authors.lastname: Hatzitolios
authors.forename: Christos
authors.initials: C
authors.lastname: Savopoulos
mesh_terms: D014408:Biomarkers, Tumor; D006115:Greece; D019983:Guideline Adherence; D006801:Humans; D008403:Mass Screening; D009369:Neoplasms / Q000175:diagnosis* / Q000628:therapy; D017410:Practice Guidelines as Topic; D010818:Practice Patterns, Physicians'
chemical_list: D014408:Biomarkers, Tumor