Study on strategy to establish quality assurance/quality control system in Japanese forensic toxicology practices.

A study was made of可能的strategies to establish quality assurance/quality control systems inJapanese forensic toxicology laboratories and ' to address the particular requirements of their work。This was achieved by visiting forensic toxicology laboratories in the '英国，美国和加拿大examining参考文献和literature obtained from Western forensic toxicologistsand then having discussions with our Japanese colleaguse . as a result of our research，1)Testing laboratories should: prepare standard operating procedure手册which conform to international forensic toxicology laboratory guidelines， document allactions performed by the laboratory and its personnel， validate分析方法and eachanalytical run take corrective action for results which deviate from the specified acceptancecriteria;2 .其他实验室应在自然中进行试验，实验室报告应在自然中进行试验专家和能力of the laboratory concernedand should take full responsibility for the test samples （identification, integrity）chain - of - custody);3)政府应该：carry out administrative reforms relating to forensic_toxicology， simplifythe procedure for obtaining certified reference materials, defray adequate expenses forconsultation and drug testing；4)All forensic pathologists，toxicologists和serologists应在如何修改他们的实验室中研究相关问题。

A study was made of possible strategies to establish quality assurance/quality control systems in Japanese forensic toxicology laboratories and` to address the particular requirements of their work. This was achieved by visiting forensic toxicology laboratories in the 'UK, USA and Canada, examining reference documents and literature obtained from Western forensic toxicologists, and then having discussions with our Japanese colleagues.As a result of our research, we strongly recommend that :1)Testing laboratories should :・prepare standard operating procedure manuals which conform to international forensic toxicology laboratory guidelines,・document all actions performed by the laboratory and its personnel,・validate analytical methods and each analytical run,・take corrective action for results which deviate from the specified acceptance criteria ;2)Laboratories requesting tests to be performed by other laboratories should check on the nature, expertise and ability of the laboratory concerned, and should take full responsibility for the test samples (identification, integrity, chain-of-custody) ;3)The Govemment should :・carry out administrative reforms relating to forensic _toxicology,・simplify the procedure for obtaining certified reference materials,・defray adequate expenses for consultation and drug testing ;4)All forensic pathologists, toxicologists and serologists should participate in discussions on how to reform their laboratories.