Cover Caption
About the cover: Immunohistochemical analysis of CYP2A13 protein in human tissues (original magnification, 200×). See the article by Zhu et al. on page 1672 of this issue.
About the cover: Immunohistochemical analysis of CYP2A13 protein in human tissues (original magnification, 200×). See the article by Zhu et al. on page 1672 of this issue.
