Comment on

• Use of the GDS-15 geriatric depression scale as a screening instrument for depressive symptomatology in patients with Parkinson's disease and their carers in the community.

  Meara J, Mitchelmore E, Hobson P. Meara J, et al. Age Ageing. 1999 Jan;28(1):35-8. doi: 10.1093/ageing/28.1.35. Age Ageing. 1999. PMID: 10203202
• Accuracy of diagnosis in patients with presumed Parkinson's disease.

  Meara J, Bhowmick BK, Hobson P. Meara J, et al. Age Ageing. 1999 Mar;28(2):99-102. doi: 10.1093/ageing/28.2.99. Age Ageing. 1999. PMID: 10350403
• Measuring the impact of Parkinson's disease with the Parkinson's Disease Quality of Life questionnaire.

  Hobson P, Holden A, Meara J. Hobson P, et al. Age Ageing. 1999 Jul;28(4):341-6. doi: 10.1093/ageing/28.4.341. Age Ageing. 1999. PMID: 10459785