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. 2022 Feb 21;14(2):461. doi: 10.3390/pharmaceutics14020461

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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(A) Changes of opioids urinary positivity over 21 months (21M) of treatments. (B) Changes of cannabinoids urinary positivity over 21 months (21M) of treatments. Changes of cocaine urinary positivity over 21 months (21M) of treatments.