APA (7th ed.) Citation

Zhai, L., He, Y., Ju, T., & Tang, Z. (2021). Letter re: Pre-treatment serum vitamin D deficiency is associated with increased inflammatory biomarkers and short overall survival in patients with pancreatic cancer: Analysis of the prognostic effect of serum vitamin D on pancreatic cancer: Several confounders. European journal of cancer (1990), 158, 246-247. https://doi.org/10.1016/j.ejca.2021.09.006

Chicago Style (17th ed.) Citation

Zhai, Lu-Lu, Yi-Ren He, Tong-Fa Ju, and Zhi-Gang Tang. "Letter Re: Pre-treatment Serum Vitamin D Deficiency Is Associated with Increased Inflammatory Biomarkers and Short Overall Survival in Patients with Pancreatic Cancer: Analysis of the Prognostic Effect of Serum Vitamin D on Pancreatic Cancer: Several Confounders." European Journal of Cancer (1990) 158 (2021): 246-247. https://doi.org/10.1016/j.ejca.2021.09.006.

MLA (9th ed.) Citation

Zhai, Lu-Lu, et al. "Letter Re: Pre-treatment Serum Vitamin D Deficiency Is Associated with Increased Inflammatory Biomarkers and Short Overall Survival in Patients with Pancreatic Cancer: Analysis of the Prognostic Effect of Serum Vitamin D on Pancreatic Cancer: Several Confounders." European Journal of Cancer (1990), vol. 158, 2021, pp. 246-247, https://doi.org/10.1016/j.ejca.2021.09.006.

Warning: These citations may not always be 100% accurate.