APA (7th ed.) Citation

I, I., M, Y., T, H., & R, N. (2021). Causes of Melena and Effective Examination Strategies in Children. Frontiers in pediatrics, 9, 780356. https://doi.org/10.3389/fped.2021.780356

Chicago Style (17th ed.) Citation

I, Iwama, Yoshida M, Hara T, and Nambu R. "Causes of Melena and Effective Examination Strategies in Children." Frontiers in Pediatrics 9 (2021): 780356. https://doi.org/10.3389/fped.2021.780356.

MLA (9th ed.) Citation

I, Iwama, et al. "Causes of Melena and Effective Examination Strategies in Children." Frontiers in Pediatrics, vol. 9, 2021, p. 780356, https://doi.org/10.3389/fped.2021.780356.