P de Voogt, E Emke, R Helmus… - Illicit Drugs in the …, 2011 - Wiley Online Library Page 1. CHAPTER 5 DETERMINATION OF ILLICIT DRUGS IN THE WATER CYCLE BY LC−ORBITRAP MS PIM DE VOOGT, ERIK EMKE, RICK HELMUS, PAVLOS PANTELIADIS, and JAN A. VAN LEERDAM 5.1 INTRODUCTION ... Related articles - All 2 versions