DOI: 10.1055/s-00000094

Zeitschrift für Gastroenterologie

References

Schipper H, Clinch JJ, Olweny CHLM.
Quality of life studies: definitions and conceptual issues.

In: Spilker B. ed
Quality of Life and Pharmacoeconomics in Clinical Trials.

Philadelphia: Lippincott-Raven; 1996: 11-24

Schipper H, Clinch JJ, Olweny CHLM.
Quality of life studies: definitions and conceptual issues.

In: Spilker B. ed
Quality of Life and Pharmacoeconomics in Clinical Trials.

Philadelphia: Lippincott-Raven; 1996: 11-24

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