Gastrointestinal recall questionnaires compare poorly with prospective patient diaries for gastrointestinal symptoms: Data from population and primary health centre samples
- Jones, Michael P., Walter, Susanna, Faresjö, Åshild, Grodzinsky, Ewa, Kjellström, Lars, Viktorsson, Lisa, Talley, Nicholas J., Agreus, Lars, Andreasson, Anna
How individuals with the irritable bowel syndrome describe their own symptoms before formal diagnosis
- Molinder, Herdis, Agréus, Lars, Kjellström, Lars, Walter, Susanna, Talley, Nicholas J., Andreasson, Anna, Nyhlin, Henry
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