Cite
Stricter standards sought to curb stem-cell confusion.
MLA
Shen, Helen. “Stricter Standards Sought to Curb Stem-Cell Confusion.” Nature, vol. 499, no. 7459, July 2013, p. 389. EBSCOhost, https://doi.org/10.1038/499389a.
APA
Shen, H. (2013). Stricter standards sought to curb stem-cell confusion. Nature, 499(7459), 389. https://doi.org/10.1038/499389a
Chicago
Shen, Helen. 2013. “Stricter Standards Sought to Curb Stem-Cell Confusion.” Nature 499 (7459): 389. doi:10.1038/499389a.