Kasiyan, Olha https://orcid.org/0000-0003-0962-0719
Tkachenko, Halyna https://orcid.org/0000-0003-3951-9005
Kurhaluk, Natalia https://orcid.org/0000-0002-4669-1092
Yurchenko, Svitlana https://orcid.org/0000-0002-4055-6367
Manenko, Alek https://orcid.org/0000-0002-3919-9876
Article History
Received: 18 January 2021
Accepted: 11 February 2021
First Online: 2 March 2021
Declarations
:
: The Ethics Committee of Danylo Halytsky Lviv National Medical University (Lviv, Ukraine) approved the study protocol (No. 13 of October 20, 2005). All participants gave informed consent before blood and water sampling.
: The authors declare that there are no conflicts of interest.