Validation of PDQ-8 as an independent instrument in English and Chinese

by Tan, L.C.S., Lau, P.-N., Au, W.-L., Luo, N.
Published 2011

Is EQ-5D a valid quality of life instrument in patients with Parkinson's disease? A study in Singapore

by Luo, N., Low, S., Lau, P.-N., Au, W.-L., Tan, L.C.S.
Published 2011

Responsiveness of the EQ-5D and 8-item Parkinson's Disease Questionnaire (PDQ-8) in a 4-year follow-up study

by Luo, N., Ng, W.-Y., Lau, P.-N., Au, W.-L., Tan, L.C.
Published 2011

Mapping the eight-item Parkinson's Disease Questionnaire (PDQ-8) to the EQ-5D utility index

by Cheung, Y.B., Tan, L.C.S., Lau, P.N., Au, W.L., Luo, N.
Published 2011

Cognitive decline in early Parkinson's disease

by Kandiah, N., Narasimhalu, K., Lau, P.-N., Seah, S.-H., Au, W.L., Tan, L.C.S.
Published 2015

Determination of the longitudinal validity and minimally important difference of the 8-item Parkinson's disease questionnaire (PDQ-8)

by Luo, N., Tan, L.C.S., Lau, P.-N., Au, W.-L., Zhao, Y., Li, S.C.
Published 2011

Factors affecting health-related quality of life amongst Asian patients with Parkinson's disease

by Zhao, Y.J., Tan, L.C.S., Lau, P.N., Au, W.L., Li, S.C., Luo, N.
Published 2011

Economic burden of Parkinson's disease in Singapore

by Zhao, Y.J., Tan, L.C.S., Li, S.C., Au, W.L., Seah, S.H., Lau, P.N., Luo, N., Wee, H.L.
Published 2014

Progression of Parkinson's disease as evaluated by Hoehn and Yahr stage transition times

by Zhao, Y.J., Wee, H.L., Chan, Y.-H., Seah, S.H., Au, W.L., Lau, P.N., Pica, E.C., Tan, L.C.S., Li, S.C., Luo, N.
Published 2011