For citations:
Logvinenko I.I., Kalinichenko A.V., Khrustaleva E.Y. Control safety and quality of preliminary and periodic medical examinations in the Novosibirsk Region. Occupational Hygiene and Medical Ecology. 2018;(2):62-67. (In Russ.) https://doi.org/10.25804/NCGTPZ.2018.02.59.002