Polycyclic aromatic hydrocarbons in lung tissue of patients with pulmonary cancer from Romania. Influence according as demographic status and ABO phenotypes

► The work is the first study dealing with the contamination status of PAHs in human lung tissue in Romania. ► BaPeq calculated for two areas of residence show higher levels of PAHs in urban area with respect to the rural. ► Patients with A and O blood group show higher carcinogenic PAHs lung tissue concentrations compared with B blood group.