About the cover: Plasma concentration-time profiles for midazolam (A), midazolam N-glucuronide (B), 1′-hydroxymidazolam (C), and midazolam 1′-O-glucuronide (D) in the absence (midazolam only, open symbols) or presence (midazolam + indinavir, solid symbols) of indinavir. See the article by Tian et al. (dx.doi.org/10.1124/dmd.119.087007).