@inproceedings{inproceedings, title = {{An investigation into the validity of the EQ-5D-5L, SF-12, ASCOT and WEMWBS in older people using item response theory and differential item functioning}}, url = {{}}, year = {{2018}}, month = {{10}}, author = {{Penton H and Young T and Dayson C and Hulme C}}, volume = {{27}}, journal = {{QUALITY OF LIFE RESEARCH}}, pages = {{S62-S62}}, note = {{Accessed on 2024/09/20}}}