Esomeprazole With Aspirin Versus Clopidogrel for Prevention of Recurrent Gastrointestinal Ulcer Complications - Kam‐Chuen Lai; Kent‐Man Chu; Wai‐Mo Hui; Benjamin Chun–Yu Wong; Wai–Ka Hung; Ching‐kong Loo; Wayne Hu; Annie On‐On Chan; Ka–Fai Kwok; Tang‐Tat Fung; John Wong; Shiu‐Kum Lam (2006)