TY - JOUR AU - Johnson, D A; Benjamin, S B; Vakil, N B TI - Esomeprazole 20 mg once daily for 6 months is effective therapy for maintaining healed erosive esophagitis and for controlling gastroesophageal reflux disease symptoms: a randomized, double-blind, placebo-controlled study of efficacy and safety JO - Am J Gastroenterol VL - 96 PY - 2001 DO - 10.1111/j.1572-0241.2001.03443.x SP - 27 EP - 34 N1 - et al. ER -