Li, Y., Shen, Q., Chen, C., Yin, X., Wang, X., Yang, X., . . . Gong, G. A synergistic effect of secondhand smoke with vitamin D deficiency on cognitive impairment in older adults: A cross sectional study. Frontiers Media S.A.
Chicago Style (17th ed.) CitationLi, Yan, et al. A Synergistic Effect of Secondhand Smoke with Vitamin D Deficiency on Cognitive Impairment in Older Adults: A Cross Sectional Study. Frontiers Media S.A.
MLA (9th ed.) CitationLi, Yan, et al. A Synergistic Effect of Secondhand Smoke with Vitamin D Deficiency on Cognitive Impairment in Older Adults: A Cross Sectional Study. Frontiers Media S.A.
Warning: These citations may not always be 100% accurate.