Full Characterisation of Heroin Samples Using Infrared Spectroscopy and Multivariate Calibration, Deconinck, Eric, Lievens Sybrien, Canfyn Michael, van Campenhout Peter, Debehault Loïc, Gremeaux L., and Balcaen Margot , Molecules, Jan-03-2024, Volume 29, Issue 5, (2024)