Figure 1. "Contrast agents" orange juice (OJ), grapefruit juice (GJ), apple juice (AJ), pineapple juice (PJ), milk (M), prune juice (P), cranberry juice (CJ), blueberry and apple juice (BAJ), barium EZ Cat 2% w/v (B), dilute barium (50:50 with water) (DB), concentrated gastrografin (GG), ferumoxsil (F) and water (W).