Bhatia, R. 2016. In Extraction and Analysis of Methadone in Exhaled Breath Condensate Using a Validated LC-UV Method; Khoubnasabjafari et al, J Pharm Pharm Sci 18(2) 207-219, 2015, all methadone concentrations should read “µg/mL” rather than “µg/L”. Journal of Pharmacy & Pharmaceutical Sciences. 19, 1 (Mar. 2016). DOI:https://doi.org/10.18433/J3D89V.