APA (7th ed.) Citation

Cho, H., Lee, Y., Oh, S., & Heo, J. S. Risk factors and outcomes of vitamin D deficiency in very preterm infants. Elsevier.

Chicago Style (17th ed.) Citation

Cho, Hannah, Yoon Lee, Saelin Oh, and Ju Sun Heo. Risk Factors and Outcomes of Vitamin D Deficiency in Very Preterm Infants. Elsevier.

MLA (9th ed.) Citation

Cho, Hannah, et al. Risk Factors and Outcomes of Vitamin D Deficiency in Very Preterm Infants. Elsevier.

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