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Article History

Received: 11 January 2020

Accepted: 15 October 2020

First Online: 2 November 2020

Compliance with ethical standards

:

: All the authors declare no conflicts of interest with this work.

: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.

: Informed consent was obtained from all individual participants included in the study.

: Serum and salivary chemistry showed correlation in liver transplant patients, and may be developed as a noninvasive monitoring tool.