2022, Contaminants of emerging concern, Leachate, Pharmaceuticals, Publications Rezaei, A. and Keen, O.S. (2022) Olya Keen January 9, 2025 Occurrence of pharmaceuticals and plasticizers in leachate from municipal landfills of different age. Waste Management 141, 1-7 ← Gleason, J.E., Burbes, D. and Keen, O.S. (2021) Barancheshme, F., Sikon, K. and Keen O. (2024) →