For citations:
Alekseenko A.N., Zhurba O.M., Merinov A.V., Shayakhmetov S.F. Optimization of conditions for the sample preparation using mathematical planning for determination of 1-hydroxypyrene in urine using method of gas chromatography-mass spectrometry. Hygiene and Sanitation. 2020;99(10):1153-1158. (In Russ.) https://doi.org/10.47470/0016-9900-2020-99-10-1153-1158