Citation: Hc. Wolfsen, Photodynamic therapy for the palliation of esophageal cancer: Expensive endoscopic technique or inexpensive cancer treatment?, MAYO CLIN P, 76(12), 2001, pp. 1277-1277
Citation: N. Malhi-chowla et al., Gastric metaplasia of the proximal esophagus associated with esophageal adenocarcinoma and Barrett's esophagus: What is the connection? Inlet patch revisited, DIGEST DIS, 18(3), 2000, pp. 183-185