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Article History

Received: 24 March 2021

Accepted: 10 May 2021

First Online: 24 May 2021

Declarations

:

: The authors declare no conflicts of interest (including financial and personal) that might appear to influence the work reported in this paper.

: All procedures performed in this study were in accordance with the ethical standards of the national committee and with the 1964 Declaration of Helsinki. Biological fluids (blood, urine, bile, vitreous humor, gastric content) and tissues (brain, liver, kidney, stomach wall) collection from decedents was made by judicial authorities, and the samples were sent to our institute for toxicological analysis at their request. The blank biological materials used to develop the method were collected in accordance with Ethical Committee approval (No. 333/14). This article does not contain any studies with living human participants or animals performed by any of the authors.