Estimation of the measurement uncertainty of methamphetamine and amphetamine in hair analysis Sooyeun Lee, Yonghoon Park, Wonkyung Yang, Eunyoung Han, Sanggil Choe, Miae Lim, Heesun Chung Forensic Science International Volume 185, Issue 1, Pages 59-66 (March 2009) DOI: 10.1016/j.forsciint.2008.12.012 Copyright © 2009 Elsevier Ireland Ltd Terms and Conditions
Fig. 1 Hair analysis procedure. Forensic Science International 2009 185, 59-66DOI: (10.1016/j.forsciint.2008.12.012) Copyright © 2009 Elsevier Ireland Ltd Terms and Conditions
Fig. 2 Initial cause and effect diagram. Forensic Science International 2009 185, 59-66DOI: (10.1016/j.forsciint.2008.12.012) Copyright © 2009 Elsevier Ireland Ltd Terms and Conditions
Fig. 3 Expanded cause and effect diagram. Forensic Science International 2009 185, 59-66DOI: (10.1016/j.forsciint.2008.12.012) Copyright © 2009 Elsevier Ireland Ltd Terms and Conditions
Fig. 4 Calibration curves of MA and AP (r, correlation coefficient). Forensic Science International 2009 185, 59-66DOI: (10.1016/j.forsciint.2008.12.012) Copyright © 2009 Elsevier Ireland Ltd Terms and Conditions
Fig. 5 Contribution of the different sources to the overall combined uncertainties. Forensic Science International 2009 185, 59-66DOI: (10.1016/j.forsciint.2008.12.012) Copyright © 2009 Elsevier Ireland Ltd Terms and Conditions