reflux esophagitis has improved dramatically since PPIs became available in 1989. PPIs provide rapid symptomatic relief and heal-ing of esophagitis in the highest percentage of patients. A systematic review of 7 trials that evalu-. Esophagitis Asthma Reflux in infants with laryngomalacia: results of 24-hour double-probe pH monitoring. Otolaryngol Head Neck Surg 1999; 120:860.
Soon after, John Wright of Birmingham, England discovered that potassium cyanide was a suitable electrolyte for gold and silver electroplating. Wright's associates, George Elkington and Henry Elkington were awarded the first patents for electroplating in 1840.
To date, the earliest conclusive evidence of a speltered brass product is an astrolabe made in Lahore around 1600. Back in Europe, prior to the arrival of silver and gold from the New World, brass was used as a precious metal to adorn church monuments and tombs.