PT - JOURNAL ARTICLE AU - L Wallin AU - S Boesby TI - Prospective clinical and manometric study comparing pneumatic dilatation and sublingual nifedipine in the treatment of oesophageal achalasia. AID - 10.1136/gut.33.2.288 DP - 1992 Feb 01 TA - Gut PG - 288--288 VI - 33 IP - 2 4099 - http://gut.bmj.com/content/33/2/288.1.short 4100 - http://gut.bmj.com/content/33/2/288.1.full SO - Gut1992 Feb 01; 33