Wirasuta, I M.A.G., et al. “Study of Free Total Morphine-Ratio in Blood After Heroin Intake As a Tool to Predict the Outcome of Heroin-Intoxication: Study of Free Total Morphine-Ratio in Blood After Heroin Intake As a Tool to Predict the Outcome of Heroin-Intoxication”. Journal Pharmaceutical Science and Application, vol. 1, no. 1, July 2012, pp. 1-14, doi:10.24843/JPSA.2012.v01.i01.p01.