| Lewy bodies in grafted neurons in subjects with Parkinson's disease suggest host-to-graft disease propagation JY Li, E Englund, JL Holton, D Soulet, P Hagell, AJ Lees, T Lashley, ... Nature medicine 14 (5), 501-503, 2008 | 2168 | 2008 |
| Dopamine release from nigral transplants visualized in vivo in a Parkinson's patient P Piccini, DJ Brooks, A Björklund, RN Gunn, PM Grasby, O Rimoldi, ... Nature neuroscience 2 (12), 1137-1140, 1999 | 905 | 1999 |
| Interleukin-6 is elevated in the cerebrospinal fluid of suicide attempters and related to symptom severity D Lindqvist, S Janelidze, P Hagell, S Erhardt, M Samuelsson, L Minthon, ... Biological psychiatry 66 (3), 287-292, 2009 | 598 | 2009 |
| Dyskinesias following neural transplantation in Parkinson's disease P Hagell, P Piccini, A Björklund, P Brundin, S Rehncrona, H Widner, ... Nature neuroscience 5 (7), 627-628, 2002 | 535 | 2002 |
| Application of Rasch analysis in the development and application of quality of life instruments A Tennant, SP McKenna, P Hagell Value in health 7, S22-S26, 2004 | 530 | 2004 |
| Short‐and long‐term survival and function of unilateral intrastriatal dopaminergic grafts in Parkinson's disease GK Wenning, P Odin, P Morrish, S Rehncrona, H Widner, P Brundin, ... Annals of Neurology: Official Journal of the American Neurological …, 1997 | 460 | 1997 |
| Bilateral caudate and putamen grafts of embryonic mesencephalic tissue treated with lazaroids in Parkinson's disease P Brundin, O Pogarell, P Hagell, P Piccini, H Widner, A Schrag, A Kupsch, ... Brain 123 (7), 1380-1390, 2000 | 376 | 2000 |
| Sequential bilateral transplantation in Parkinson's disease: effects of the second graft P Hagell, A Schrag, P Piccini, M Jahanshahi, R Brown, S Rehncrona, ... Brain 122 (6), 1121-1132, 1999 | 343 | 1999 |
| Factors affecting the clinical outcome after neural transplantation in Parkinson's disease P Piccini, N Pavese, P Hagell, J Reimer, A Björklund, WH Oertel, ... Brain 128 (12), 2977-2986, 2005 | 313 | 2005 |
| Delayed recovery of movement‐related cortical function in Parkinson's disease after striatal dopaminergic grafts P Piccini, O Lindvall, A Björklund, P Brundin, P Hagell, R Ceravolo, ... Annals of neurology 48 (5), 689-695, 2000 | 310 | 2000 |
| Adapting quality of life instruments A Swaine-Verdier, LC Doward, P Hagell, H Thorsen, SP McKenna Value in health 7, S27-S30, 2004 | 288 | 2004 |
| Fatigue rating scales critique and recommendations by the Movement Disorders Society task force on rating scales for Parkinson's disease JH Friedman, G Alves, P Hagell, J Marinus, L Marsh, P Martinez‐Martin, ... Movement Disorders 25 (7), 805-822, 2010 | 283 | 2010 |
| Cell survival and clinical outcome following intrastriatal transplantation in Parkinson disease P Hagell, P Brundin Journal of Neuropathology & Experimental Neurology 60 (8), 741-752, 2001 | 280 | 2001 |
| Subcutaneous apomorphine in late stage Parkinson’s disease: a long term follow up K Pietz, P Hagell, P Odin Journal of Neurology, Neurosurgery & Psychiatry 65 (5), 709-716, 1998 | 256 | 1998 |
| Clinical observations after neural transplantation in Parkinson's disease O Lindvall, P Hagell Progress in brain research 127, 299-320, 2000 | 201 | 2000 |
| The 39 item Parkinson’s disease questionnaire (PDQ-39) revisited: implications for evidence based medicine P Hagell, C Nygren Journal of Neurology, Neurosurgery & Psychiatry 78 (11), 1191-1198, 2007 | 196 | 2007 |
| Towards an understanding of fatigue in Parkinson disease P Hagell, L Brundin Journal of Neurology, Neurosurgery & Psychiatry 80 (5), 489-492, 2009 | 174 | 2009 |
| Resource use and costs in a Swedish cohort of patients with Parkinson's disease P Hagell, S Nordling, J Reimer, M Grabowski, U Persson Movement disorders: official journal of the Movement Disorder Society 17 (6 …, 2002 | 171 | 2002 |
| Measuring fatigue in Parkinson's disease: a psychometric study of two brief generic fatigue questionnaires P Hagell, A Höglund, J Reimer, B Eriksson, I Knutsson, H Widner, D Cella Journal of pain and symptom management 32 (5), 420-432, 2006 | 141 | 2006 |
| Factors associated with fear of falling in people with Parkinson’s disease B Lindholm, P Hagell, O Hansson, MH Nilsson BMC neurology 14, 1-7, 2014 | 137 | 2014 |
