Publications:

 

Boyd EJS, Penston JG, Johnston DA, Wormsley KG.

Does maintenance therapy keep duodenal ulcers healed?

Lancet 1988 Jun 11;1(8598):1324-7.

 

Penston J, Wormsley KG.

Efficacy and safety of long-term maintenance therapy of duodenal ulcers.

Scandinavian Journal of Gastroenterology 1989 Nov;24(9):1145-52.

 

Penston JG, Wormsley KG.

Ranitidine maintenance treatment of non-steroidal anti-inflammatory drug-induced duodenal ulceration.

Alimentary Pharmacology and Therapeutics 1989 Oct;3(5):499-503.

 

Penston JG.

Long-term maintenance treatment of duodenal ulcer disease with ranitidine.

Scandinavian Journal of Gastroenterology 1990; 25 (Suppl 177); 1-97

 

Penston JG, Wormsley KG.

Long-term maintenance treatment of gastric ulcers with ranitidine.

Alimentary Pharmacology and Therapeutics 1990 Aug;4(4):339-55.

 

Penston JG, Dixon JS, Selway SA, Wormsley KG.

Gastric histology and plasma gastrin response to a meal in patients with duodenal ulcer disease after five years treatment with ranitidine.

Alimentary Pharmacology and Therapeutics 1990 Aug;4(4):381-92.

 

Penston JG, Wormsley KG.

Asymptomatic duodenal ulcers occurring during maintenance treatment with ranitidine.

Alimentary Pharmacology and Therapeutics 1990 Dec;4(6):569-76.  

 

Penston JG, Wormsley KG.

Nine years of maintenance treatment with ranitidine for patients with duodenal ulcer disease.

Alimentary Pharmacology and Therapeutics 1992 Oct;6(5):629-45.

 

Penston JG, Dixon JS, Boyd EJ, Wormsley KG.

A placebo-controlled investigation of duodenal ulcer recurrence after withdrawal of long-term treatment with ranitidine.

Alimentary Pharmacology and Therapeutics 1993 Jun;7(3):259-65.