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ORIGINAL RESEARCH
Assessment of the vitamin D, calcium and phosphorus sufficiency in individuals deployed in Arctic
Privolzhsky Research Medical University, Nizhny Novgorod, Russia
Correspondence should be addressed: Rofail S. Rakhmanov
pl. Minina i Pozharskogo, 10/1, 603950, Nizhny Novgorod, Russia; ur.liam@35far
Author contribution: Rakhmanov RS — developing the study concept and design, manuscript writing; Bogomolova ES — editing, approval of the final version of the article; Narutdinov DA — primary data acquisition; Razgulin SA — literature review; Bakhmudov GG — statistical processing of the results; Zaitsev LL — participation in statistical data processing and data interpretation.
Compliance with ethical standards: the study was approved by the Ethics Committee of the Privolzhsky Research Medical University (protocol № 4 of 14 March 2022), it was carried out in accordance with the ethical principles stipulated in the Declaration of Helsinki of the World Medical Association; the informed consent was submitted by all study participants.