1. Arbatti L, Nguyen A, Marras C, Standaert D, Tanner CM, Smolensky L, Kopil C, McLaughlin L Flagg E, Christopher CA, Shoulson I. Framework for a natural history of Parkinson disease: Motor and Non-Motor Symptoms. Movement Disorders33, S1, #205, S95, June 21, 2018
2. Arbatti L, Marras, Standaert D, Tanner CM, Nguyen, Shoulson I. Problems that Bother Parkinson Patients: The Basis for a Patient-Reported Natural History. Ann Neurology84 (S22), October 2018, S205.
3. Shoulson I, Arbatti L, Marras C, Standaert D, Tanner CM, Smolensky L, Kopil C, Hamilton J, Flagg E, Christopher C, Nguyen A, What Bothers Parkinson Disease Patients? Verbatim Reports from >10,000 Patients Informing Natural History and Clinical Trials, Parkinson Study Group (PSG) 32nd Annual Symposium on the Etiology, Pathogenesis, and Treatment of Parkinson Disease, April 6, 2019 (Movement Disorders vol 34, S16, suppl 1, 2019)
4. Arbatti L, Marras C. Tanner CM, Standaert D, Nguyen A, Shoulson I. What Bothers Parkinson Patients: Clinical Curation of their Verbatim Reports. Neurology92, Session: PD Clinical Features and Clinical Care II, P5.8-024, May 9, 2019.
5. Shoulson I, Arbatti L, Marras C, Standaert D, Tanner CM, Smolensky L, Kopil C, Hamilton J, Flagg E, Christopher CA, Nguyen A. A Cross-Sectional Natural History of Parkinson Disease as Reported by >10,000 Patients. World Parkinson Congress 2019, Kyoto, Japan, June 5, 2019 https://content.iospress.com/articles/journal-of-parkinsons-disease/jpd199900