Environmental variation of PCDD/Fs and dl-PCBs in two tropical Andean Colombian cities using passive samplers
Keywords: Passive sampling (PAS); Polychlorinated dibenzo-p-dioxin (PCDD); Polychlorinated dibenzofuran (PCDF); Dioxin-like PCB (dl-PCB); Mountain cities; Persistent Organic Pollutants (POPs);