Follow up in 2015 with essentially the same conclusions:

"Acetylsalicylic Acid Daily vs Acetylsalicylic Acid Every 3 Days in Healthy Volunteers: Effect on Platelet Aggregation, Gastric Mucosa, and Prostaglandin E2 Synthesis"

https://accp1.onlinelibrary.wiley.com/doi/abs/10.1002/jcph.6...