Polydrug abuse among opioid maintenance treatment patients is related to inadequate dose of maintenance treatment medicine von Heikman, Pertti Kalevi, Muhonen, Leea Hellevi, Ojanperä, Ilkka Antero

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Pregabalin and gabapentin in non-opioid poisoning deaths von Kriikku, Pirkko, Ojanperä, Ilkka

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Propranolol and metoprolol: Two comparable drugs with very different post-mortem toxicological profiles von Kriikku, Pirkko, Pelkonen, Samu, Kaukonen, Maija, Ojanperä, Ilkka

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Findings of synthetic cathinones in post-mortem toxicology von Kriikku, Pirkko, Ojanperä, Ilkka

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Current use of high-resolution mass spectrometry in drug screening relevant to clinical and forensic toxicology and doping control von Ojanperä, Ilkka, Kolmonen, Marjo, Pelander, Anna

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Fatal concentrations of antidepressant and antipsychotic drugs in postmortem femoral blood von Kriikku, Pirkko, Ojanperä, Ilkka

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Significant decrease in the rate of fatal alcohol poisonings in Finland validated by blood alcohol concentration statistics von Kriikku, Pirkko, Ojanperä, Ilkka

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Concomitant drugs with buprenorphine user deaths von Mariottini, Claudia, Kriikku, Pirkko, Ojanperä, Ilkka

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Drug concentrations in post-mortem femoral blood compared with therapeutic concentrations in plasma von Launiainen, Terhi, Ojanperä, Ilkka

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Summary statistics for drug concentrations in post‐mortem femoral blood representing all causes of death von Ketola, Raimo A., Ojanperä, Ilkka

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A high-sensitivity ultra-high performance liquid chromatography/high-resolution time-of-flight mass spectrometry (UHPLC-HR-TOFMS) method for screening synthetic cannabinoids and ot... von Sundström, Mira, Pelander, Anna, Angerer, Verena, Hutter, Melanie, Kneisel, Stefan, Ojanperä, Ilkka

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Toxic lifespan of the synthetic opioid U-47,700 in Finland verified by re-analysis of UPLC-TOF-MS data von Kriikku, Pirkko, Pelander, Anna, Rasanen, Ilpo, Ojanperä, Ilkka

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Post-mortem oxycodone blood concentrations of hospitalized cancer and surgery patients compared with fatal poisonings von Kriikku, Pirkko, Kalso, Eija, Ojanperä, Ilkka

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Role of postmortem toxicology in drowning investigations von Ojanperä, Ilkka, Kriikku, Pirkko

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Non‐medical use of psychoactive prescription drugs is associated with fatal poisoning von Haukka, Jari, Kriikku, Pirkko, Mariottini, Claudia, Partonen, Timo, Ojanperä, Ilkka

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Femoral blood concentrations of flualprazolam in 33 postmortem cases von Kriikku, Pirkko, Rasanen, Ilpo, Ojanperä, Ilkka, Thelander, Gunilla, Kronstrand, Robert, Vikingsson, Svante

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Purity estimation of seized stimulant-type new psychoactive substances without reference standards by nitrogen chemiluminescence detection combined with GC-APCI-QTOFMS von Mesihää, Samuel, Rasanen, Ilpo, Ojanperä, Ilkka

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Drugs related to motor vehicle crashes in northern European countries: A study of fatally injured drivers von Mørland, Jørg, Steentoft, Anni, Simonsen, Kirsten Wiese, Ojanperä, Ilkka, Vuori, Erkki, Magnusdottir, Kristin, Kristinsson, Jakob, Ceder, Gunnel, Kronstrand, Robert, Christophersen, Asbjørg

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Profiles of pregabalin and gabapentin abuse by postmortem toxicology von Häkkinen, Margareeta, Vuori, Erkki, Kalso, Eija, Gergov, Merja, Ojanperä, Ilkka

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Ethylene glycol poisoning may be associated with elevated post-mortem vitreous glucose level von Kriikku, Pirkko, Ojanperä, Ilkka, Lunetta, Philippe

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