PT - JOURNAL ARTICLE AU - H Alban Davies AU - M D Kaye AU - J Rhodes AU - A M Dart AU - A Henderson TI - Diagnosis of oesophageal spasm by ergometrine provocation AID - 10.1136/gut.24.7.683 DP - 1983 Jul 01 TA - Gut PG - 683--683 VI - 24 IP - 7 4099 - http://gut.bmj.com/content/24/7/683.1.short 4100 - http://gut.bmj.com/content/24/7/683.1.full SO - Gut1983 Jul 01; 24