Godwin SL, Coppings R, Kosa KM, Cates SC. Consumer response to food contamination and recalls: findings from a national survey. J Food Distrib Res. 2012 Mar;43(1):19-26. doi: 10.22004/ag.econ.139445
Campo R, Brullet E, Montserrat A, Calvet X, Rivero E, Brotons C. Topical pharyngeal anesthesia improves tolerance of upper gastrointestinal endoscopy: a randomized double-blind study. Endoscopy. 1995 Nov;27(9):659-64.